Science, Technology and Invention

A. G. Smith to John Cotton Mather regarding the collapse of a dock on the Erie Canal 19 March 1851 Documents Relating to 1851 Correspondence
A. O. Taylor to Joseph M. Maitland informing him that he took Bell to a party and has bought a new buggy with no top 15 June 1864 Collection of Joseph M. Maitland Correspondence
A.B. Sperling to A.F. Williams about his lost right arm 29 May 1866 Papers of George May Powell Correspondence
A.F. Williams to J.W. Sullivan about patents and commissions on artificial limb sales 1 June 1865 Papers of George May Powell Correspondence
Abraham Eustis to Doctor Robert Archer discussing maritime issues 14 June1837 Letters and documents relating to the Jeffery/Woodlief families and naval matters Correspondence
Abraham Lincoln to Gen. Stephen A. Hurlbut about automatic navy rifles 4 August 1863 Unassociated Civil War Documents 1863 Government document; Military document; Correspondence
An account of Cash paid "at Sundry Times to my Compy" ca. 1776 The Henry Knox Papers [0015] September-December 1776 Military document
Act allowing Henry Knox and others to build a canal from the Connecticut River to Boston 9 March 1792 The Henry Knox Papers [0107] March 1792 Government document
Agrarian justice, opposed to agrarian law, and to agrarian monopoly... ca. 1797 Documents Relating to 1797 Pamphlet
Agreement between Henry Knox and Benjamin Bussey 8 July 1805 The Henry Knox Papers [0156] July-December 1805 Business and financial document; Legal document; Land transaction document
Agreement between Wheeler & Goldthwait 30 November 1772 The Henry Knox Papers [0005] 1770-1772 Business and financial document
Agreement to pay for work on a canal 18 November 1795 The Henry Knox Papers [0128] October-December 1795 Correspondence; Business and financial document
Album of Virginia 1858 Documents Relating to 1858 Book; Artwork
Alexander Graham Bell to C. F. Manahan regarding the connection of telephone lines 12 March 1877 Documents Relating to the 1870s Correspondence
Alexander Graham Bell to Clara Hammond McGuigan about issues relating to deaf education and the effectiveness of different sign languages 12 February 1897 Documents Relating to the 1890s Correspondence
Alexander Hamilton to Custom Officers discussing dice's hydrometer 18 December 1790 Collection of two documents related to Dycas's Hydrometer Correspondence
Alexander von Humboldt to James Madison [in French] 21 July 1814 Documents Relating to 1814 Correspondence
Alfred Cowles to A.F. Williams about a good deal for an artificial limb 26 April 1866 Papers of George May Powell Correspondence
Alfred Gibson to Tobias Gibson regarding a ruined cotton crop 18 May 1857 Archive of Confederate general & family re: plantation and slaves Correspondence
Alfred Hughes to Mary Hughes about weather, the origin of races and opinion of Judge Thompson 5 October 1862 Collection of Alfred Hughes, a detainee at Camp Chase, Ohio, as a Confederate sympathizer Correspondence
The American Museum, or Universal Magazine February 1791 Documents Relating to 1791 Newspapers and Magazines
Andrew Oliver to Henry Knox about unfulfilled book orders 15 June 1774 The Henry Knox Papers [0009] May-June 1774 Correspondence; Business and financial document
Andrew Oliver to Henry Knox inquiring about a book order 4 January 1774 The Henry Knox Papers [0008] January-April 1774 Correspondence; Business and financial document
Andrew Oliver to Henry Knox regarding book orders 19 April 1773 The Henry Knox Papers [0006] January-May 1773 Correspondence; Business and financial document
Andrew Oliver to Henry Knox regarding a year-old order for books 7 March 1774 The Henry Knox Papers [0008] January-April 1774 Correspondence; Business and financial document
Andrew Oliver to Henry Knox returning a copy of the Nautical Almanac 28 March 1773 The Henry Knox Papers [0006] January-May 1773 Correspondence; Business and financial document
Anna McSherry to Henry F. McSherry regarding a newspaper report of Henry's ship crashing and their fathers fascination with new technology 8 July 1866 Letters to Assistant Surgeon Henry F. McSherry of the U.S. Navy Correspondence
Anne-César Luzerne to Henry Knox [in French] discussing the delivery of an engraved cannon, as well as exchanging general pleasantries 20 November 1783 The Henry Knox Papers [0069] November 1783 Correspondence
Anthony Dey to Aaron Hobart regarding a flax sample 18 February 1822 Aaron Hobart Collection Correspondence
Appointment of Benjamin J. French 21 December 1847 Documents Relating to 1847 Non-governmental organization document
Appointment of Joseph Jackson Coombs as an examiner-in-chief of the United States Patent Office 6 August 1861 Documents Relating to the 1860s Government document
Archive of Alexander Twining 1837-1883 Documents Spanning Decades Correspondence; Miscellany
Army return for the corps of sappers and miners of Constitution Island, New York 19 September 1783 The Henry Knox Papers [0065] 16-30 September 1783 Military document
Army return for the corps of sappers and miners of Constitution Island, New York [duplicate] 19 September 1783 The Henry Knox Papers [0065] 16-30 September 1783 Military document
Army Return of the Sappers and Miners Corps 10 October 1783 The Henry Knox Papers [0066] 1-10 October 1783 Military document
Article upon the determination of altitudes from observations taken with the barometer... 1857 Documents Relating to 1857 Pamphlet
Articles necessary for a field laboratory 19 July 1780 The Henry Knox Papers [0023] July-December 1780 Military document
Articles of agreement and association, constituting the Magnetic Telegraph Society 15 May 1845 The Livingston Family Papers [109] 1836-1897 Pamphlet
Articles of agreement between H Knox and J. Hills 8 April 1791 The Henry Knox Papers [0099] March-April 1791 Land transaction document
Articles of the Sun-Fire-Society, instituted at Boston 8th May 1765 ca. 1776-1795 The Henry Knox Papers [0004] 1760-1769 Non-governmental organization document
Asa Gray to unknown bookseller about copies of Gray's manual of botany 13 July 1854 Documents concerning American explorers, adventurers and naturalists Correspondence
Autobiographical note related to Henry W. Halleck's work at the New Almaden Quicksilver mines ca. 1855-1861 Undated Documents Relating to the Post-Revolutionary Era Miscellany
Autograph manuscript map of Boston drawn and annotated by Trumbull September 1775 Documents Relating to 1775 Map
Becker's patent table-top "sweetheart" two person stereo viewer ca. 1867 Documents Relating to the 1860s Object
Benjamin Franklin to Marquise de Boulainvilliers discussing a humorous use for Franklin's lightning rods and the marriage of the Marquise's daughter 1 January 1779 Documents Relating to 1779 Correspondence
Benjamin Franklin to Michel G. de Crevecoeur 16-17 February 1788 Documents Relating to 1788 Correspondence
Benjamin Hichborn to Henry Knox about business and American neutrality 19 October 1793 The Henry Knox Papers [0120] October-December 1793 Correspondence
Benjamin Hichborn to Henry Knox about the Waldo patent court decision and the building of a canal 11 March 1792 The Henry Knox Papers [0107] March 1792 Correspondence; Business and financial document
Benjamin Hichborn to Henry Knox regarding canals and foreign affairs 9 January 1793 The Henry Knox Papers [0117] January-March 1793 Correspondence; Business and financial document
Benjamin Hichborn to Henry Knox regarding canals and political affairs in England 14 December 1792 The Henry Knox Papers [0116] December 1792 Correspondence
Benjamin Lincoln to Henry Knox about military repairs and administration 28 August 1782 The Henry Knox Papers [0045] August 1782 Correspondence; Military document
Benjamin Lincoln to Tobias Lear regarding a visit to Philadelphia 20 October 1791 Tobias Lear papers Correspondence
Benjamin West to Henry Knox about book selling 22 January 1773 The Henry Knox Papers [0006] January-May 1773 Correspondence; Business and financial document
Biographical record of Francis B. Ogden n.d. Biographical notes on Eighteenth and Nineteenth Century Americans Miscellany
Birdseye views of roundhouse and train yard in winter ca. 1893 Collection of 42 cyanotype photographs of the Fitchburg, Massachusetts Railroad Photograph
Bonner's notes related to a recent meeting of the Association of Manhattan Project scientists in the New York City area ca. 1 November 1945 Collection relating to Irving Kaplan and Francis Bonner on controlling atomic power Non-governmental organization document
Books bought from John Bell 27 January 1780 The Henry Knox Papers [0022] January-June 1780 Business and financial document
Boston & Albany boxcars in train yard ca. 1893 Collection of 42 cyanotype photographs of the Fitchburg, Massachusetts Railroad Photograph
Boundaries of land belonging to the twenty associates ca. 1794 The Henry Knox Papers [0121] January-March 1794 Legal document
Bullet with brass casing ca. 1861-1865 Civil War Objects from Gettysburg National Militay Park 360 Object
C.B. Lyons to Helen Lyons regarding camp life and motion pictures 02 July 1918 Collection of World War I correspondence Correspondence
Cabinet photograph by H. Rocher of Cyrus H. McCormick, signed ca. 1875-1880 Unassociated Photographs of the Civil War Photograph
Calling card of Samuel F. B. Morse ca. 1870 Documents Relating to the 1870s Miscellany
Canuck/Curtiss hybrid airplane diagrams ca. June 1982 Documents relating to Neta Snook, Amelia Earhart's flight instructor Miscellany
Carte de visite portrait of Samuel F. B. Morse by George C. Rockwood ca. 1870 Documents Relating to the 1870s Photograph
Ceremony of the last rail [Russell #224?] 10 May 1869 The Joining of the rails [six albumen photographs of railroad] Photograph
Ceremony of the last spike [Russell #223] 10 May 1869 The Joining of the rails [six albumen photographs of railroad] Photograph
Certificate admitting John Lorimer to the Aberdonian Medical Society [In Latin] 9 April 1793 Collection of items pertaining to Doctor John Lorimer Non-governmental organization document
Certificate for one share of "Hudson River Steam-Boat Stock" 1 August 1814 Documents Relating to 1814 Business and financial document
Certificate issued by the Royal Icelandic Literary Society [In Icelandic] 13 September 1791 Collection of items pertaining to Doctor John Lorimer Non-governmental organization document
Certificate of Tests Papers of George May Powell Non-governmental organization document
Certification concerning 13 inch shells 22 July 1780 The Henry Knox Papers [0023] July-December 1780 Military document
Certifying copy of patent issued to Nathaniel and Philip W. Miller 7 May 1818 Documents Relating to 1818 Government document; Legal document
Charles E. Walbridge to his mother about offering his brother a job, his surprise at the number of women who are marrying at home and torpedo attacks on "ironsides" 24 October 1863 Charles E. Walbridge Collection Correspondence
Charles E. Walbridge to his mother mentioning the sinking of the steamer "Fanning" and his role as Quartermaster 7 May 1864 Charles E. Walbridge Collection Correspondence
Charles E. Walbridge to his mother sending a rose and discussing torpedo attacks 8 April 1864 Charles E. Walbridge Collection Correspondence
Charles Ellet to A. Thomas regarding family 15 October 1860 Unassociated Civil War Documents 1860 Correspondence
Charles G. Horsfall to my dear children regarding his job delivering mail, a Native American's description of a phonograph and encouraging them to exercise 09 November 1906 Collection of letters of Charles Horsfall Correspondence
Charles G. Horsfall to my dear children regarding investing in a mine and his work on it 15 March 1905 Collection of letters of Charles Horsfall Correspondence
Charles G. Horsfall to My son regarding his son attending a church mission and his recent birthday 17 August 1908 Collection of letters of Charles Horsfall Correspondence
Charles G. Horsfall to "Owen and all" describing his work on building a waterwheel and piers, the health of the Eskimos and a Government Experimental farm 27 April 1906 Collection of letters of Charles Horsfall Correspondence
Charles G. Horsfall to Owen Horsfall describing children playing in the river, the loss of two dogs and his intent to construct a bridge 27 October 1901 Collection of letters of Charles Horsfall Correspondence
Charles G. Horsfall to Owen Horsfall discussing Owen's future career, his stake in the mine and family information 22 July 1905 Collection of letters of Charles Horsfall Correspondence
Charles G. Horsfall to Owen Horsfall regarding attending Owen's college Commencement, leaving the area and a railway line proposal 19 June 1905 Collection of letters of Charles Horsfall Correspondence
Charles G. Horsfall to Owen Horsfall regarding his investments, Mormons in Germany, his time in Alaska and advice on choosing a wife 06 October 1909 Collection of letters of Charles Horsfall Correspondence
Charles G. Horsfall to Owen Horsfall regarding his separation from his wife, the strike in Koykuk, politics and the telegraph system 07 September 1904 Collection of letters of Charles Horsfall Correspondence
Charles G. Horsfall to: "my dear boys." describing the weather, his work on a suspension bridge and his animals 20 April 1902 Collection of letters of Charles Horsfall Correspondence
Charles Goodyear to Benjamin Silliman 20 August 1842 Documents relating to American inventors Correspondence
Charles Herbert Allen to John G. Walker regarding his duties as a "Senior Member of a Board for the location of a bridge across the Niagara River" 19 August 1898 John Grimes Walker's naval correspondence Correspondence
Charles Herbert Allen to John G. Walker regarding his duties as a "Senior Member of a Board for the location of a bridge across the Niagara River" 3 September 1898 John Grimes Walker's naval correspondence Correspondence
Charles Sumner to [Arnold] B. Johnson on the benefits of a good water closet 5 October 1863 Collection relating to Charles Sumner Correspondence
Charles Wheeler to A.F. Williams about buying a limb and government subsidies 24 April 1866 Papers of George May Powell Correspondence
Charles-Herbert Walker to John G. Walker with instructions to regard himself as detached from his duties in relation to the bridge over the Niagara River 30 March 1899 John Grimes Walker's naval correspondence Correspondence
Charlie Brinkerhoff to Mr. Condell asking for a leg pamphlet 14 April 1866 Papers of George May Powell Correspondence
Check written out to Robert Fulton ca. 1801-1813 Undated Documents Relating to the Post-Revolutionary Era Business and financial document
Chemical Notes, on Gunpowder and its Materials 1838 Documents Relating to 1838 Pamphlet
Circular letter written by Joel Roberts Poinsett announcing the establishment of the Smithsonian Institution 10 September 1840 Documents Relating to 1840 Correspondence; Pamphlet
Clerical excursionists at Laramie City 10 May 1869 The Joining of the rails [six albumen photographs of railroad] Photograph
Collection of 23 letters pertaining to the Red Cross 1903 Unassociated Civil War Documents 1865-1929 Correspondence
Composite images of railroad tracks going around a curve ca. 1893 Collection of 42 cyanotype photographs of the Fitchburg, Massachusetts Railroad Photograph
Contract between The Edison Electric Illuminating Co. of Shamokin, Pennsylvania and Thomas Alva Edison 4 May 1883 Documents Relating to the 1880s Business and financial document
Contract for artificial limbs 1865 Papers of George May Powell Business and financial document
Contract granting a share in the Cannon Rifle 19 April 1862 Papers of George May Powell Legal document; Business and financial document
Contract with Henry H. Sibley, witnessed by H. P. Brewster 9 March 1857 Collection of William E. Jones Legal document; Military document
Copy book of E.R. Archer 4 August 1878 to 1 October 1878 Archive of Confederate naval operations: Va. volunteer navy, Tredegar Iron Works Correspondence; Book; Diary
Cost estimates to build a canal ca. 1790 The Henry Knox Papers [0093] 1790 Business and financial document
Curtiss airplane blueprints no date. Documents relating to Neta Snook, Amelia Earhart's flight instructor Miscellany
Cyrus Hall McCormick to unknown regarding an approaching meeting 13 April 1867 Documents Relating to the 1860s Correspondence
Cyrus West Field to James W. Patterson re: documents, asking views on the Pacific telegraph 1871/10/17 Documents Relating to the 1870s Correspondence
D.M. Scott to A. F. Williams about coming to get a fitting for an artificial limb 22 June 1866 Papers of George May Powell Correspondence
David Cobb to Henry Knox [incomplete] about land surveys 13 August 1792 The Henry Knox Papers [0112] August 1792 Correspondence
David Cobb to Henry Knox about his son accepting a military commission from the President and his hopes to build a canal 3 April 1791 The Henry Knox Papers [0099] March-April 1791 Correspondence
David Cobb to Henry Knox about layout of towns and roads in Maine 11 October 1795 The Henry Knox Papers [0128] October-December 1795 Correspondence
David Cobb to Henry Knox concerning the decision to allow their canal to be built 11 March 1792 The Henry Knox Papers [0107] March 1792 Correspondence; Business and financial document
David Cobb to Henry Knox discussing a canal between the Charles River and Connecticut River 19 December 1790 The Henry Knox Papers [0097] October-December 1790 Correspondence
David Cobb to Henry Knox discussing a possible canal from Boston to the Connecticut River and political elections 5 December 1792 The Henry Knox Papers [0116] December 1792 Correspondence; Government document
David Cobb to Henry Knox on the Canal from the Connecticut River to Boston 4 September 1791 The Henry Knox Papers [0102] September-October 1791 Correspondence; Government document
David Rittenhouse to John Page regarding a solar eclipse 18 August 1777 Documents Relating to 1777 Correspondence
David Smith to an unknown recipient about military signalling 14 October 1782 The Henry Knox Papers [0047] October 1782 Correspondence
the Department of State Patent Office to Nathaniel Cutting regarding appointing arbitrator to settle dispute about a patent for an invention 16 February 1818 Documents Relating to 1818 Correspondence; Government document
Depositions of Andrew Bartholomew and Arthur H. Roorbach concerning their time as steamboat captains 13 December 1813 Documents Relating to 1813 Legal document
Description of an artillery laboratory 3 March 1777 The Henry Knox Papers [0016] January-April 1777 Military document
Description of a rain-gauge ca. 1815 Documents Relating to 1815 Miscellany
Description of the scale of accompanying dais's hydrometer 1790 Collection of two documents related to Dycas's Hydrometer Broadside
Description of township "No 1 in the second range" 16 December 1786 The Henry Knox Papers [0078] September-December 1786 Miscellany
Description of townships 1786 The Henry Knox Papers [0077] January-August 1786 Miscellany
Descriptive book of the Album of Virginia 1858 Documents Relating to 1858 Book
Detailed description of a plow ca. 1800 Tobias Lear papers Business and financial document
Diagram of an arch ca.1863 Journal and drawings of bombproofs, with collateral Miscellany; Military document
Diagram of an fascine ca.1863 Journal and drawings of bombproofs, with collateral Miscellany; Military document
Diagram of a hole dug for an iron cylinder ca.1863 Journal and drawings of bombproofs, with collateral Miscellany; Military document
Diagram of a naval weapon ca. 27 November 1775 The Henry Knox Papers [0011] 1775 Military document; Artwork
Diario de viage de la Comision de limites que puso el gobierno de la Republica bajo la direccion del exmo. sr. general de division d. Manuel de Mier y Teran [in Spanish] 1850 Documents Relating to 1850 Book
Dimensions of a Thrashing Machine belonging to James Tod ca. 1800 Tobias Lear papers Business and financial document
Discussion regarding a small cannon ca. 1777-1778 The Henry Knox Papers [0161] Undated: Revolutionary War Military document
Dr. Tachmyrtis to Blanche Kelso Bruce in regards to a positing on the Woodruff Scientific Expedition 26 March 1879 Collection of letters of the first African American to serve a full term in the Senate Correspondence
Draft of the preliminary statement of the Association of Manhattan District Scientists ca. August 1945 Collection relating to Irving Kaplan and Francis Bonner on controlling atomic power Non-governmental organization document
Drawing of dimensions for a spindle ca. 3 August 1777 The Livingston Family Papers [084] 1777-1779 Miscellany
Drawing Plans for a mill n.d. The Livingston Family Papers [110] Undated: Miscellany Miscellany
The duc de la Rochefoucauld to Henry Knox recommending a young man interested in engineering 29 December 1795 The Henry Knox Papers [0128] October-December 1795 Correspondence
E.M. Brink to A.F. Williams asking for price of limbs 20 April 1866 Papers of George May Powell Correspondence
Edmond Charles Édouard Genêt re: improving navigation of Hudson River ca. 1790 Documents Relating to 1790 Non-governmental organization document
Edwin Samuel Gaillard to Sir about artificial limb factories in the South 16 May 1866 Papers of George May Powell Correspondence
Edwin Truell to A. F. Williams requesting a Condell Limbs circular 12 April 1866 Papers of George May Powell Correspondence
Elbridge Gerry to James T. Austin commenting on the loss of a ship, the Ways and Means Committee and the presidency 23 June 1813 Documents Relating to 1813 Correspondence; Government document
An elementary course in civil engineering for the use of the cadets of the United States Military Academy 1838 Documents Relating to 1838 Book; Military document
Elements of military art and science 18 July 1862 Unassociated Civil War Documents 1862 Book
Eli Whitney to John Trumbull introducing the artist Trumbull to another artist, Lucius Manson 8 May 1819 Documents relating to American inventors Correspondence
Eli Whitney to Timothy Pitkin regarding Whitney's business partner 12 June 1796 Documents Relating to 1796 Correspondence
Elias Howe to Tucker about measuring the state room 18 April 1855 Documents relating to American inventors Correspondence
Elisha Gray regarding a copy of an article 25 March 1898 Documents Relating to the 1890s Correspondence
Elisha Kent Kane to Mr. Ticknor with thanks 17 March 1853 Documents concerning American explorers, adventurers and naturalists Correspondence
Employment Agreement 3 February 1796 The Henry Knox Papers [0129] January-March 1796 Legal document
Endorsement by Abraham Lincoln and Winfield Scott 22 October 1861 Unassociated Civil War Documents 1861 Correspondence
Engraving of Samuel F. B. Morse ca. 1870 Documents Relating to the 1870s Artwork
Establishment of the United States Military Philosophical Society 1 December 1805 The Henry Knox Papers [0156] July-December 1805 Correspondence; Military document; Non-governmental organization document
Estimate for a canal built between Barnstable and Buzzard's Bay 3 December 1791 The Henry Knox Papers [0103] November-December 1791 Business and financial document
Estimate of articles necessary for a field laboratory 17 July 1780 The Henry Knox Papers [0023] July-December 1780 Military document
Estimate of expenses regarding a canal ca. 1790-1820 The Henry Knox Papers [0163] Undated: Knox as Landlord Business and financial document
Estimates concerning a canal ca. 1791 The Henry Knox Papers [0103] November-December 1791 Miscellany
Expenditures for first telegraph between Washington, D.C. and Baltimore 31 March - 8 April 1843 Documents Relating to 1843 Business and financial document
Expense of Survey for a Navigation from Connecticut river to Charles river ca. 1790 The Henry Knox Papers [0093] 1790 Miscellany
The Fire-Proof Building Company, of New York n.d. Papers of George May Powell Broadside
Five rare kinetososcope (moving pictures) still photos 1906-1908 Documents Relating to the 1900s Photograph
'Foster' to his cousin about activities at Brown University 14 June 1858 Documents Relating to 1858 Correspondence
Frederic Pearce to his father about a comet 1 July 1861 Collection of Pearce family correspondence Correspondence
Frederick Eckstein to Robert M. Patterson regarding the Philadelphia General Committee of Defence 18 September 1814 Documents relating to the defense of Philadelphia Military document; Correspondence
From Sandbar to Forbay over the Stanislaus Flume 4 August 1921 to December 1924 Documents Relating to the 1920s Photograph
Full length carte de visite portrait of twins Waino and Plutano n.d. Collection of cartes-de-visites Photograph
General Order. No. 14 27 December 1847 Documents Relating to 1847 Military document
General Remarks on the Motion of Machines ca. 1838 Documents Relating to 1838 Pamphlet
A geographical description of the United States, with the contiguous countries, including Mexico and the West Indies, intended as an accompaniment to Melish's map of these countries 1822 Documents Relating to 1822 Book
George Brinton McClellan to George D. Ramsay, introducing Mr. Adolph Schniewind 13 August 1864 Unassociated Civil War Documents 1864 Correspondence; Military document
George Brinton McClellan to Jefferson Davis on the island of Hispaniola 30 September 1854 Documents Relating to 1854 Correspondence
George Gordon Meade to Messrs. Bond & Lear discussing telescopes and other merchandise 6 April 1860 Documents Relating to the 1860s Correspondence
George May Powell to Emma C. Small about her illness, work at the Senate and his military inventions 28 October 1862 Papers of George May Powell Correspondence
George May Powell to Emma C. Small about his religious beliefs, his inventions and hospital work and taxes 1 February 1864 Papers of George May Powell Correspondence
George May Powell to Hon. N.C. Ely about fireproofing homes 10 May 1876 Papers of George May Powell Correspondence
George Powell May to "Gents." about fireproofing buildings 24 January 1883 Papers of George May Powell Correspondence
George Powell to "Gentlemen" about an art publication of his and a new invention 17 February 1882 Papers of George May Powell Correspondence
George Powell to Joseph T. Edwards and others about waste in America 12 May 1886 Papers of George May Powell Correspondence
George Turner to A.F. Williams about artificial limbs 4 May 1866 Papers of George May Powell Correspondence
George Turner to Henry Knox about navigation on the Wabash River ca. 20 December 1791 The Henry Knox Papers [0103] November-December 1791 Correspondence
George Ulmer to Henry Knox about court and a bridge 19 April 1800 The Henry Knox Papers [0142] January-April 1800 Correspondence; Land transaction document
George Washington Carver to Grady Porter 9 August 1931 Documents Relating to the 1930s Correspondence
George Washington to Alexander McDougall introducing a military engineer 21 March 1778 Documents Relating to 1778 Correspondence; Military document
George Washington to Benjamin Franklin on the belated peace initiatives of the Howe brothers and experiments with submersibles July 1776 Documents Relating to 1776 Correspondence
George Washington to Burgess Ball regarding the purchase of land 27 July 1794 Documents Relating to 1794 Correspondence; Land transaction document
George Washington to Gov. Edward Rutledge about the European war 9 September 1799 Documents Relating to 1799 Correspondence; Government document; Military document
George Washington to Henry Knox about military experiments 10 February 1781 The Henry Knox Papers [0026] February 1781 Correspondence; Military document
George Washington to Henry Knox regarding supplies needed for military experiments 10 February 1781 The Henry Knox Papers [0026] February 1781 Correspondence; Military document
George Washington to John Fitzgerald about lands and projects on the Ohio, Kanawha and Potomac Rivers 23 July 1785 Documents Relating to 1785 Correspondence; Business and financial document
George Washington to Mrs. Elizabeth Powel regarding a reflecting lamp 8 September 1787 Documents Relating to 1787 Correspondence
George Washington to Tobias Lear recommending a man to work on canal locks 2 December 1795 Tobias Lear papers Correspondence
George Westinghouse to R. R. Robinson thanks Robinson for sending books and enclosing a check for $100 [not present] 3 February 1913 Documents Relating to the 1910s Correspondence
The Great West Illustrated... taken along the line of the Union Pacific Railroad 1869 Documents Relating to the 1860s Photograph
Gustavus Vasa Fox to John Dahlgren explaining that Ericsson will produce 1 inch plates and wants his report on the firing of cannon before he proceeds 10 June 1862 Unassociated Civil War Documents 1862 Correspondence
H. H. Gardner to Tobias Lear regarding his "hoisting machine" 25 July 1795 Tobias Lear papers Correspondence
H.W. Halleck to Edwin M. Stanton regarding ironclad riverboats 25 March 1862 Unassociated Civil War Documents 1862 Correspondence
Hadrosaurus n.d. Papers of George May Powell Miscellany
Hand-held stereocard viewer ca. 1880-1890 Documents Relating to the 1880s Object
Hank S. Clark to Washington regarding troop movements and slaves surrounding the camp 22 July 1861 Collection of Franklin W. Fuller, I company, 74th regiment, Illinois, infantry Correspondence
Harold Urey, scientist, dies at 87; war foe's work led to H-bomb [incomplete] January 1981 Collection relating to Irving Kaplan and Francis Bonner on controlling atomic power Newspapers and Magazines
Harry S. Truman to Sir John Anderson referencing a recent visit 9 January 1946 Four documents relating to Harry S. Truman Correspondence
Henry A. Wise to Arnold Elzey regarding Civil War skirmishes and the threat posed by African Americans in the South 14 January 1863 Unassociated Civil War Documents 1863 Correspondence
Henry Jackson to Henry Knox about Boston snows, General Harmar's defeat at the hands of the Indians, the canal idea and a possible European war 19 December 1790 The Henry Knox Papers [0097] October-December 1790 Correspondence
Henry Jackson to Henry Knox about a canal project, the purchase of townships and the offer of a promotion 4 March 1792 The Henry Knox Papers [0107] March 1792 Correspondence; Business and financial document
Henry Jackson to Henry Knox about the Maine land deal and John Hills's canal survey 28 October 1792 The Henry Knox Papers [0114] October 1792 Correspondence; Business and financial document; Government document
Henry Jackson to Henry Knox concerning the Waldo Committee, the reenlistment of soldiers and a canal project 12 February 1792 The Henry Knox Papers [0106] February 1792 Correspondence; Business and financial document
Henry Jackson to Henry Knox on a canal project and discussions over the Waldo lands 15 February 1792 The Henry Knox Papers [0106] February 1792 Correspondence; Business and financial document
Henry Jackson to Henry Knox on a canal, Waldo patent lands and the panic caused by William Duer's finances 18 March 1792 The Henry Knox Papers [0107] March 1792 Correspondence; Business and financial document
Henry Jackson to Henry Knox on John Coffin Jones' potential position as Director of the Bank, plans for the new canal and land matters 28 August 1791 The Henry Knox Papers [0101] July-August 1791 Correspondence; Business and financial document
Henry Jackson to Henry Knox on shares in their canal project and the imprisonment of William Duer 1 April 1792 The Henry Knox Papers [0108] April 1792 Correspondence; Business and financial document
Henry Joseph to W. S. Derrick about Smithsonian Institution matters 24 April 1850 Documents relating to American inventors Correspondence
Henry Knox to Benjamin Lincoln about deficiencies in the supply of ordnance 22 January 1782 The Henry Knox Papers [0038] January 1782 Correspondence; Military document
Henry Knox to Benjamin Lincoln about the establishment of field laboratories 7 May 1782 The Henry Knox Papers [0042] May 1782 Correspondence; Military document
Henry Knox to Benjamin Lincoln about moving artificers from the artillery park 6 January 1782 The Henry Knox Papers [0038] January 1782 Correspondence; Military document
Henry Knox to Benjamin Lincoln about shells 20 May 1782 The Henry Knox Papers [0042] May 1782 Correspondence; Military document
Henry Knox to David Cobb, Henry Jackson, John Coffin Jones and Benjamin Hichborn about a plan to build a canal 18 June 1792 The Henry Knox Papers [0110] June 1792 Correspondence; Government document; Business and financial document
Henry Knox to David Fales about surveying land in Maine 4 October 1788 The Henry Knox Papers [0086] October-December 1788 Correspondence; Land transaction document; Business and financial document
Henry Knox to Ebenezer Dunton, Thomas Vose, and James Waller Head, and [Life] Wilson about saw mills, lumber and canal building 22 April 1796 The Henry Knox Papers [0130] April-June 1796 Correspondence; Business and financial document
Henry Knox to George Clymer concerning a map of the Susquehanna 29 September 1789 The Henry Knox Papers [0091] September-October 1789 Correspondence
Henry Knox to George Ulmer requesting information on lands near Belfast, Maine 29 September 1788 The Henry Knox Papers [0085] July-September 1788 Correspondence; Land transaction document
Henry Knox to Henry Jackson on the price of land and his canal project 25 March 1792 The Henry Knox Papers [0107] March 1792 Correspondence; Business and financial document; Land transaction document
Henry Knox to Isaac Winslow about the lands of the Waldo patent 24 September 1786 The Henry Knox Papers [0078] September-December 1786 Correspondence; Land transaction document
Henry Knox to James Bowdoin about leaving New York and the admission of two Spaniards to the Academy of Arts and Sciences 23 November 1788 The Henry Knox Papers [0086] October-December 1788 Correspondence
Henry Knox to James Byers regarding the casting of artillery 26 February 1783 The Henry Knox Papers [0054] 14-28 February 1783 Correspondence; Military document
Henry Knox to James Malcom asking Malcolm to perform a land survey [incomplete] 10 October 1806 The Henry Knox Papers [0158] July-December 1806 Correspondence; Land transaction document
Henry Knox to James Sullivan about a canal engineer and need for America to rely on its own engineers 1 February 1794 The Henry Knox Papers [0121] January-March 1794 Correspondence
Henry Knox to John Brown about a canal project and states that his investments are tied up in land presently 22 April 1796 The Henry Knox Papers [0130] April-June 1796 Correspondence
Henry Knox to John Bryant regarding the casting of cannons 2 July 1793 Archive of Captain John Bryant, Deputy Commissary of Military Stores at the Armory in Springfield, Massachusetts Correspondence
Henry Knox to John Hills about his good surveying work 6 June 1791 The Henry Knox Papers [0100] May-June 1791 Correspondence
Henry Knox to John Jacob Faesch about shells 25 May 1782 The Henry Knox Papers [0042] May 1782 Correspondence; Military document
Henry Knox to John Jacob Faesch concerning the manufacturing of artillery 13 August 1782 The Henry Knox Papers [0045] August 1782 Correspondence; Military document
Henry Knox to John Maunsell about the public debt and what the United States is doing and discussing foreign affairs 6 April 1791 The Henry Knox Papers [0099] March-April 1791 Correspondence
Henry Knox to John Nazro about patent laws 24 February 1794 The Henry Knox Papers [0121] January-March 1794 Correspondence; Legal document; Land transaction document
Henry Knox to John Quincy Adams about Adams's election as secretary of the Academy of Arts and Sciences 16 December 1805 The Henry Knox Papers [0156] July-December 1805 Correspondence; Non-governmental organization document
Henry Knox to Levi Lincoln about canals 22 April 1796 The Henry Knox Papers [0130] April-June 1796 Correspondence; Business and financial document
Henry Knox to Lucy Flucker Knox about Philadelphia, expelled people from St. Domingo and Washington's visit to a canal 12 November 1793 The Henry Knox Papers [0120] October-December 1793 Correspondence
Henry Knox to Moses Copeland about road building in Maine 13 September 1794 The Henry Knox Papers [0123] July-September 1794 Correspondence; Land transaction document
Henry Knox to Moses Gale and/or Moses Higgins about limestone production and bad quality stone 23 October 1801 The Henry Knox Papers [0147] September-October 1801 Correspondence; Business and financial document
Henry Knox to Peter Charles Varlé asking for canal report 14 October 1795 The Henry Knox Papers [0128] October-December 1795 Correspondence
Henry Knox to Robert Treat Paine 24 June 1776 The Henry Knox Papers [0013] May-June 1776 Correspondence; Military document
Henry Knox to Rufus King about inheritance of the Waldo patent 13 June 1785 The Henry Knox Papers [0075] May-August 1785 Correspondence; Land transaction document
Henry Knox to Sebastian Bauman on his possible engineering career 7 April 1794 The Henry Knox Papers [0122] April-June 1794 Correspondence
Henry Knox to the Secretary of War [Henry Dearborn] praising L'Enfant's work as an engineer 16 December 1801 The Henry Knox Papers [0148] November-December 1801 Correspondence; Military document
Henry Knox to Thomas Hutchins about a survey of the Muscongus patent 17 December 1787 The Henry Knox Papers [0082] October-December 1787 Correspondence; Legal document
Henry Knox to William Smith, Isaiah Thomas, William Hull asking for a surveyor regarding building a canal 7 April 1791 The Henry Knox Papers [0099] March-April 1791 Correspondence; Land transaction document
Henry Knox to Winthrop Sargent about tests on gunpowder 12 May 1792 The Henry Knox Papers [0109] May 1792 Correspondence; Military document
Henry W. Halleck to Brigadier General Cullum, Cairo regarding extending a telegraph 15 February 1862 Archive of 104 dispatches, notes and letters from Dept. of Mississippi Correspondence
Henry W. Halleck to Brigadier General Don Carlos Buell, Louisville regarding constructing a telegraph line 13 February 1862 Archive of 104 dispatches, notes and letters from Dept. of Mississippi Correspondence
Henry W. Halleck to Major General McClellan, Washington regarding communication with Genl. Buell and reinforcements 7 March 1862 Archive of 104 dispatches, notes and letters from Dept. of Mississippi Correspondence
Henry Y. Bell to Condell Leg Manufacturing Corp. 10 April 1866 Papers of George May Powell Correspondence
Hiram Smith to A. F. Williams about picking up his artificial limb 29 May 1866 Papers of George May Powell Correspondence
Hiram Smith to A.F. Williams with limb measurements 16 April 1866 Papers of George May Powell Correspondence
An historical and geographical account of the province and country of Pennsylvania and of West-New-Jersey in America 1698 Sixteenth and Seventeenth Century Exploration and Settlement Book
The history of the New-York African free-school, from their establishment in 1787, to the present time; embracing a period of more than forty years: also a brief account of the successful labors of the New-York Manumission Society 1830 Documents Relating to 1830 Book
Horace Porter to George C. Pullman about revenues, passenger numbers and fuel usage 9 July 1878 Documents Relating to the 1870s Correspondence; Business and financial document
Horace Porter to George C. Pullman with political news and innovations in trains 12 June 1878 Documents Relating to the 1870s Correspondence
Horn's overland guide, from the U.S. Indian sub-agency, Council Bluffs, on the Missouri River, to the City of Sacramento, in California... 1852 Documents Relating to 1852 Book
(House bill, no. 120.) . . . A bill to be entitled An act to compensate Charles E. Stuart, Israel C. Owings and J. H. Taylor for the use of an improvement in instruments for sighting cannon 26 May 1864 Confederate imprints: handbills, pamphlets, and Confederate laws Government document
Ink Diagram of "New Invention of a Corn Mill" 1701 The Livingston Family Papers [028] 1701 Miscellany
Instruments made for the artillery by Mr. John Lamb 22 May - 2 July 1777 The Henry Knox Papers [0017] May-August 1777 Military document; Business and financial document
Interview responses about experiments to grow rubber plants in the United States ca. February 1928 Collection of three items related to Thomas Edison and agriculture Miscellany
Invitation for the President of the National Agricultural Convention 24 June 1852 Documents Relating to 1852 Correspondence
Invoice for books from Thomas [copy] 18 July 1772 The Henry Knox Papers [0005] 1770-1772 Business and financial document
Invoice for books from Thomas Longman 18 July 1772 The Henry Knox Papers [0005] 1770-1772 Business and financial document
Invoices from Wright & Gill 3 February - 7 March 1772 The Henry Knox Papers [0005] 1770-1772 Business and financial document
Ira Allen to George Clinton about Vermont 23 February 1807 Documents Relating to 1807 Correspondence
J. Condell to George May Powell about model arms 27 March 1866 Papers of George May Powell Correspondence
J. Condell to George May Powell about not firing an employee and sending someone to the South 21 May 1866 Papers of George May Powell Correspondence
J. West to Hon. U.S. Frelinghuysen recommending Powell's lecture 1 November 1873 Papers of George May Powell Correspondence
J.A.S. Grant to Professor Owen sending a fossils 29 April 1873 Papers of George May Powell Correspondence
J.T. Paine to A. F. Williams requesting an artificial limbs circular 25 May 1866 Papers of George May Powell Correspondence
James Bowdoin to Henry Knox agreeing to proposed admission of Spanish nobles to Academy of Arts and Sciences 24 November 1788 The Henry Knox Papers [0086] October-December 1788 Correspondence
James Buchanan to Cyrus W. Field congratulating Field on his transatlantic telegraph enterprise 6 August 1858 Presidential collection Correspondence; Business and financial document
James Buchanan to William Milnor Roberts regarding the Cumberland Valley Rail Road 19 August 1837 Documents Relating to 1837 Correspondence
James Burril to George May Powell about a an exhibit of artificial limbs and competition from Georgia and advertising 23 April 1866 Papers of George May Powell Correspondence
James Byers to Henry Knox discussing the casting of cannons 29 March 1783 The Henry Knox Papers [0056] 16-31 March 1783 Correspondence; Military document
James Byers to Henry Knox on the casting of new artillery 13 February 1783 The Henry Knox Papers [0053] 1-13 February 1783 Correspondence; Military document
James Byers to Henry Knox on the setting up of a new foundry 13 August 1782 The Henry Knox Papers [0045] August 1782 Correspondence; Military document
James Byers to Henry Knox regarding the casting of artillery 19 February 1783 The Henry Knox Papers [0054] 14-28 February 1783 Military document
James Malcolm to Henry Knox about a river survey and canal building 23 March 1796 The Henry Knox Papers [0129] January-March 1796 Correspondence; Land transaction document
James Malcolm to Henry Knox about survey results 7 March 1796 The Henry Knox Papers [0129] January-March 1796 Correspondence; Land transaction document
James Monroe to Landon Carter regarding a carriage model he recently received from Carter 17 June 1811 Documents Relating to 1811 Correspondence; Government document
James R. Kelly to Mary Kelly describing the bridge and discussing the change in field commanders 18 January 1862 Collection of James R. Kelly, K company, 14th regiment, Indiana, infantry Correspondence
James R. Kelly to Mary Kelly regarding the estate of C. J. Falkner, someone prowling around his home and the wreckage of the Baltimore and Ohio Railroad yard 8 March 1862 Collection of James R. Kelly, K company, 14th regiment, Indiana, infantry Correspondence
James S. Burrill to George May Powell about expanding artificial limb business into Georgia 7 May 1866 Papers of George May Powell Correspondence
James S. Burrill to George May Powell about waiting for the arm he ordered 14 April 1866 Papers of George May Powell Correspondence
James S. Burrill to George May Powell requesting arm to be sent by express 20 April 1866 Papers of George May Powell Correspondence
James Sullivan and Thomas Russell to Henry Knox about canal building 9 November 1793 The Henry Knox Papers [0120] October-December 1793 Correspondence
James Swan to Henry Knox regarding business in France and the replacement of human labor with machines 29 March 1788 The Henry Knox Papers [0083] January-March 1788 Correspondence; Business and financial document
James W. Ripley to James Woodruff regarding cannons 21 October 1861 Unassociated Civil War Documents 1861 Correspondence
Jay Cooke to F. N. Barrett regarding the publication of a letter 21 February 1891 Unassociated Civil War Documents 1865-1929 Correspondence
Jean Baptiste Gouvion to Henry Knox regarding the Society of Cincinnati March 1784 The Henry Knox Papers [0071] January-March 1784 Correspondence; Non-governmental organization document
Jedediah Morse to Henry Knox about a new edition of his American Geography textbook 21 December 1791 The Henry Knox Papers [0103] November-December 1791 Correspondence
John Adams to Benjamin Rush concerning George Washington, France and scientific societies 11 November 1807 Documents Relating to 1807 Correspondence
John Adams to Robert Fulton on the importance of scientific investigation 23 June 1813 Documents Relating to 1813 Correspondence
John Adams to Samuel Latham Mitchill regarding archaeological matters 7 February 1817 Documents Relating to 1817 Correspondence
John Anderson to George Washington about inventions for artillery 20 August 1793 The Henry Knox Papers [0119] July-September 1793 Correspondence; Military document
John Anderson to George Washington about inventions for artillery 20 August 1793 The Henry Knox Papers [0119] July-September 1793 Correspondence; Military document
John Augusts Roebling to John Linton regarding cement for the building of the first suspension bridge 9 July 1845 Documents Relating to 1845 Correspondence
John Brown to Henry Knox saying people of Worcester and other towns would like a canal to be built 9 April 1796 The Henry Knox Papers [0130] April-June 1796 Correspondence
John Crane to Henry Knox about issues at West Point 30 April 1782 The Henry Knox Papers [0041] April 1782 Correspondence; Military document
John Davis Long to John G. Walker asking to report to the Secretary of War in order to advise on the width of draw or pivot spans in a bridge across the Niagara River 28 July 1898 John Grimes Walker's naval correspondence Correspondence
John Ericsson letter regarding design repairs, possibly for an ironclad 17 August 1860 Documents Relating to the 1860s Correspondence
John Ericsson to Franklin Hanford commenting on Hanford's lecture and discussing an account of a torpedo experiment he published 8 December 1879 Documents Relating to the 1870s Correspondence
John Ericsson to Franklin Hanford discussing torpedo trials and the science that has produced successful results 25 August 1879 Documents Relating to the 1870s Correspondence
John Ericsson to James Bennett defending the merits of the screw propellor 30 March 1845 Documents Relating to 1845 Correspondence
John Ericsson to John B. Kitchen telling him to put off construction of the "Caloric boat" 4 June 1858 Documents Relating to 1858 Correspondence
John Ericsson to Munn & Company about an article on his invention, the ironclad ship 12 November 1861 Unassociated Civil War Documents 1861 Correspondence
John Ericsson to unknown regarding a manual 17 July 1862 Documents Relating to the 1860s Correspondence
John Ericsson to unknown regarding a request for improved engines 13 December 1859 Documents Relating to 1859 Correspondence
John Erisson to unknown about an exhaust valve system 17 April 1858 Documents relating to American inventors Correspondence
John Fitch to John Nicholson regarding a receipt of payment 13 February 1793 Documents Relating to 1793 Correspondence
John Gardiner to Henry Knox about the mechanic Joseph Pope and his latest inventions 20 August 1791 The Henry Knox Papers [0101] July-August 1791 Correspondence; Business and financial document
John Gleason to Henry Knox about a survey in Prospect, Maine 11 January 1806 The Henry Knox Papers [0157] January-June 1806 Correspondence
John Hills to [Henry Knox] about his travels and financial business 4 October 1792 The Henry Knox Papers [0114] October 1792 Correspondence; Business and financial document
John Hills to Henry Knox about his progress surveying land for a canal 16 September 1792 The Henry Knox Papers [0113] September 1792 Correspondence; Business and financial document; Government document
John Hills to Henry Knox about his survey of the route of a canal 22 July 1792 The Henry Knox Papers [0111] July 1792 Correspondence; Business and financial document; Government document
John Hills to Henry Knox about land and surveying 10 July 1791 The Henry Knox Papers [0101] July-August 1791 Land transaction document
John Hills to Henry Knox about the progress of his surveying 5 August 1792 The Henry Knox Papers [0112] August 1792 Correspondence; Business and financial document; Government document
John Hills to Henry Knox mentioning Knox has been appointed Commissioner of a group mapping the eastern United States and asks to be considered for work 31 March 1796 The Henry Knox Papers [0129] January-March 1796 Correspondence
John Hills to Henry Knox regarding his latest surveying efforts to find a route from the Connecticut River to Boston 7 August 1791 The Henry Knox Papers [0101] July-August 1791 Correspondence; Government document
John Hills to Henry Knox with findings of land survey 2 May 1791 The Henry Knox Papers [0100] May-June 1791 Correspondence
John Hills to Henry Knox with land survey updates 10 May 1791 The Henry Knox Papers [0100] May-June 1791 Correspondence
John James Audubon to Richard Harlan regarding journey from Philadelphia to Louisiana and birds he has been studying 18 November 1829 Documents Relating to 1829 Correspondence
John L. Tuttle to Joseph B. Varnum reporting the invention of a new quadrant 3 March 1806 Letters to Varnum regarding military and political matters, the Quasi-War, the War of 1812, and patronage Correspondence
John Lamb to Henry Knox on artillery and ammunition 19 June 1782 The Henry Knox Papers [0043] June 1782 Correspondence; Military document
John Lamb to Henry Knox regarding experiments with howitzers 6 May 1782 The Henry Knox Papers [0040] March 1782 Correspondence; Military document
John Lee to Henry Knox about road building 11 November 1801 The Henry Knox Papers [0148] November-December 1801 Correspondence; Business and financial document
John Marshall to Bushrod Washington regarding the case of Oliver Evans 28 October 1818 Documents Relating to 1818 Correspondence
John Marshall to Jonathan Dayton about a patent for a tide-propelled mill machine 11 August 1800 Documents Relating to 1800 Correspondence
John Maunsell to Henry Knox about French navy and his brother's potato discovery 8 June 1794 The Henry Knox Papers [0122] April-June 1794 Correspondence
John McKellar to Henry Knox asking Knox to use his influence to see him appointed as a lighthouse-keeper 18 August 1806 The Henry Knox Papers [0158] July-December 1806 Correspondence
John Moore to Mary Kelly with an update on westward emigration and the quality of the lands in which he was camped 22 August 1860 John Moore Collection Correspondence
John Quincy Adams to James Mease thanking him for loaning him a pamphlet of weights and measurements 15 January 1822 Documents Relating to 1822 Correspondence
John Quincy Adams to John McLean regarding the responsibility of government to improve transport infrastructure 6 May 1824 Documents Relating to 1824 Correspondence
John Quincy Adams to Robert Fulton asking him to send documentation to secure a patent in Russia 25 December 1814 Documents Relating to 1814 Correspondence
John Quincy Adams to Robert M. Patterson with thanks for new electrotype, improving the art of coining 29 August 1842 Documents Relating to 1842 Correspondence
John Quincy Adams to Solomon Lincoln Esq. 4 April 1836 Documents Relating to 1836 Correspondence
John Quincy Adams to Thomas Aspinwall introducing him to George Bishop, who claims that he has invented a new cloth without spinning and weaving 15 June 1841 Documents Relating to 1841 Correspondence
John Skinner S. to Aaron Hobart requesting support with the publication of "The American Farmer" 25 November 1822 Aaron Hobart Collection Correspondence
John Stevens to John Kean about financial matters 25 July 1792 Documents relating to American inventors Correspondence; Business and financial document
John Trumbull to Henry Knox about new developments in artillery 15 June 1798 The Henry Knox Papers [0137] May-August 1798 Correspondence
John Van Beuren to Robert Livingston regarding a dam at Ancram 2 July 1784 The Livingston Family Papers [088] 1784 Correspondence; Business and financial document
John Vinall to Henry Knox about buying a set of globes 6 August 1773 The Henry Knox Papers [0007] June-December 1773 Correspondence; Business and financial document
John Walker to Thomas Gibbons discussing the beginning of the Panama Canal construction project 19 July 1904 Five letters re: the Panama Canal Correspondence
John Walker to Thomas Gibbons glad to receive a copy of the "Rainbow," a paper published aboard the U.S. Flagship Rainbow 14 November 1902 Five letters re: the Panama Canal Correspondence
John Walker to Thomas Gibbons mentioning that the commission is still waiting for a treaty with Colombia before they can proceed with the panama canal 31 December 1902 Five letters re: the Panama Canal Correspondence
John Walker to Thomas Gibbons regarding the construction of a panama canal 12 January 1904 Five letters re: the Panama Canal Correspondence
John Walker to Thomas Gibbons regarding the treaty with Colombia for the construction of a canal 23 March 1903 Five letters re: the Panama Canal Correspondence
Joining of the rails at Promontory Point [Russell #227] 10 May 1869 The Joining of the rails [six albumen photographs of railroad] Photograph
Joseph Foster Green to William Boud & Son regarding chronometers 8 October 1861 Documents Relating to the 1860s Correspondence
Joseph Francis to Edwards Pierrepont regarding a pontoon bridge 14 February 1864 Documents Relating to the 1860s Correspondence
Joseph Hall to Henry Jackson Knox about Henry Knox's death and a land survey 6 November 1806 The Henry Knox Papers [0158] July-December 1806 Correspondence
Joseph Miller to James Mease regarding the causes of a boiler explosion aboard the steamboat Philadelphia 29 April 1831 Documents Relating to 1831 Correspondence
Joseph W. Farnsworth to Mr. Condell inquiring about artificial limbs n.d. Papers of George May Powell Correspondence
Journal entry on the survey for a canal 16 July 1792 The Henry Knox Papers [0111] July 1792 Diary
Journal of William Ellery's journey from Cranston, Rhode Island, to Philadelphia, Pennsylvania 10 November 1779 - 15 April 1780 Collection of five journals chronicling William Ellery's travels to Congress Diary; Military document
Journal with plans for Bombproof Structures ca.1863 Journal and drawings of bombproofs, with collateral Miscellany; Military document
Jubal Early to Raphael Semmes about being offered a flying machine that can bomb northern cities 29 August 1873 Documents Relating to the 1870s Correspondence
Land agreement between Henry Knox and the inhabitants of Owls Head, Maine 2 October 1788 The Henry Knox Papers [0086] October-December 1788 Land transaction document; Legal document; Business and financial document
Land agreement between Henry Knox and the inhabitants of Owls Head, Maine 2 October 1788 The Henry Knox Papers [0086] October-December 1788 Land transaction document; Legal document; Business and financial document
The laying and completion of the Pacific cable 1902- 1903 Documents Relating to the 1900s Miscellany
Ledger of Peter Cooper 1836 Documents Relating to 1836 Diary
Legal document transferring land to the colony of Rhode Island 14 June 1776 Documents Relating to 1776 Government document; Legal document; Land transaction document
Leonard Cheney to John G. Walker reporting that he was elected at the Triennial Congress of the Naval Order to the office of General Commander 3 March 1899 John Grimes Walker's naval correspondence Correspondence
Leroy Pope Walker to William S. Morris includes a copied version of a dispatch Walker recently received from General Felix Kirk Zollicoffer regarding communication. Walker asks Morris to estimate the cost of this 9 September 1861 Unassociated Civil War Documents 1861 Correspondence
Letter from Alexander P. Anderson to Horace C. Tracy on a variety of subjects 22 April 1937 Collection of documents relating to religion and spirituality 1861-1944 Correspondence
Letter from C. G. Abbot to "Our Heroes Class," First Methodist Church 8 November 1928 Collection of documents relating to religion and spirituality 1861-1944 Correspondence
Letter from Charles Frederick D'Arcy to Mr. Gaskell on the relationship between religion and science 24 May 1931 Collection of documents relating to religion and spirituality 1861-1944 Correspondence
Letter from George Washington Carver to Charles White answering some questions 26 November 1924 Collection of documents relating to religion and spirituality 1861-1944 Correspondence
Letter from George Washington Carver to Mr. Hardwick on spiritual matters 30 March 1924 Collection of documents relating to religion and spirituality 1861-1944 Correspondence
Letter from Warren G. Harding to Robert Coster regarding the modern press 13 December 1921 Documents Relating to the 1920s Correspondence
Letter of introduction from Francisco de Miranda to Henry Knox 29 March 1790 The Henry Knox Papers [0094] January-March 1790 Correspondence
Letter of the Secretary of War, in answer to a resolution of the Senate of the 6th instant, relative to the purchase of extracts of coffee for the use of the troops 16 January 1862 Unassociated Civil War Documents 1862 Correspondence; Military document; Pamphlet
Letter written by John Ericsson to report on the testing of an engine 28 June 1858 Documents Relating to 1858 Correspondence
Letter written by Thomas Paine about a new iron bridge 1 May 1789 Documents Relating to 1789 Correspondence
Letters and sketches: with a narrative of a year's residence among the Indian tribes of the Rocky Mountains 1843 Documents Relating to 1843 Book
Levi Lincoln to Henry Knox about canals 3 April 1796 The Henry Knox Papers [0130] April-June 1796 Correspondence
Lewis Haput Muhlenberg to John G. Walker with whom he was working on the feasibility of creating a canal in Nicaragua 9 September 1898 John Grimes Walker's naval correspondence Correspondence
List of books sent from London to Boston 16 September 1772 The Henry Knox Papers [0005] 1770-1772 Business and financial document
List of goods ordered from Thomas Longman 10 April 1772 The Henry Knox Papers [0005] 1770-1772 Business and financial document
List of letters sent from Samuel F. B. Morse to Edward P. Fry concerning the formation of a telegraph line from New York to Philadelphia in 1844 ca. 1870 Collection of letters of Samuel F. B. Morse to Edward P. Fry concerning the New York - Philadelphia telegraph Correspondence
Locomotives for Saint Louis December 1841 Documents Relating to 1841 Book
Lorin Blodget to Ebenezer Meriam regarding earthquakes & unusual weather changes 15 January 1853 Documents Relating to 1853 Correspondence
Louis Agassiz to unknown about turtle eggs 22 June 1853 Documents concerning American explorers, adventurers and naturalists Correspondence
Louis Agassiz to William Claflin regarding a coast survey 18 July 1871 Unassociated Civil War Documents 1865-1929 Correspondence
Lucretia R. Garfield to Mrs. George W. Childs about her travel plans and the New York subway system 02 June 1905 Documents Relating to the 1890s Correspondence
Luther Burbank to Fred Lockley regarding his stock in cactus companies 22 October 1907 Documents Relating to the 1900s Correspondence
Lyman Bowson to A.F. Williams requesting limbs circular 19 April 1866 Papers of George May Powell Correspondence
M.E. Chase to L.P. Chase, Secretary of the Treasury mentions Fellows as a mutual acquaintance as a way of introduction 7 October 1861 Collection of Enoch Q. Fellows, field and staff, 3rd regiment, New Hampshire, infantry Correspondence
M.M. Taylor to A. F. Williams 13 April 1866 Papers of George May Powell Correspondence
Mahlon Dickerson to the President of the Geological Society of New Haven regarding preparations for the Wilkes expedition 31 August 1836 Documents Relating to 1836 Correspondence
Mammoth portrait photograph inscribed to William Simpkins ca. 1895 Documents Relating to the 1890s Photograph
Manual for Fortification Construction ca.1863 Journal and drawings of bombproofs, with collateral Miscellany; Military document
Manuscript on Fortifications and Combat ca.1863 Journal and drawings of bombproofs, with collateral Miscellany; Military document
Map of Forts Ontario and Oswego and surroundings ca. 1782-1783 The Henry Knox Papers [0161] Undated: Revolutionary War Map; Military document
Map of land ca. 1796-1806 The Henry Knox Papers [0163] Undated: Knox as Landlord Map
Map of Northern Maine 1830 The Henry Knox Papers [0159] Post-1806 Map
Map of part of the Waldo patent ca. 1790 The Henry Knox Papers [0093] 1790 Map
Map of roads in the vicinity of Morristown, New Jersey 8 January 1777 The Henry Knox Papers [0016] January-April 1777 Map; Military document
Map of South Carolina ca. 1782 The Henry Knox Papers [0037] 1782 Map
Map of surveyed land 1795 The Henry Knox Papers [0128] October-December 1795 Map
Map of Yorktown, Virginia October 1781 The Henry Knox Papers [0034] October 1781 Map; Military document
Map to Illustrate Horn's Overland Guide to California and Oregon 1852 Documents Relating to 1852 Map
Martin Van Buren to the Senate of the United States on political matters and how to best use funds in the science and public education fields 6 December 1838 Documents Relating to 1838 Correspondence; Government document
Matthew Perry to Thomas T. Craven with orders to survey an anchorage 3 January 1844 Documents Relating to 1844 Correspondence; Military document
A meditation by Benjamin Pierce on the divine order of the universe ca. 4 July 1866 Documents Relating to the 1860s Miscellany
Memoir of Benjamin Banneker read before the Maryland Historical Society, at the monthly meeting, May 1, 1845 1845 Documents Relating to 1845 Pamphlet
Memorandum book of E.R. Archer 20 July 1878 to 31 December 1878 Archive of Confederate naval operations: Va. volunteer navy, Tredegar Iron Works Diary; Business and financial document
Mensuration of North River at Dobbs Ferry ca. 1780 The Henry Knox Papers [0022] January-June 1780 Map; Military document
Mettlach Tiles n.d. Papers of George May Powell Business and financial document
Military Pyrotechny, for the use of the Cadets of the U.S. Military Academy, West Point 1839 Documents Relating to 1839 Pamphlet
Monsieur Monvel to Henry Knox about the results of his land survey in Maine 23 July 1792 The Henry Knox Papers [0111] July 1792 Correspondence
Monthly return of the Corps of Sappers & Miners 24 October 1783 The Henry Knox Papers [0068] 21-31 October 1783 Military document
Morris Weiner to Sylvia Weiner 08 August 1945 The Weiner Collection Correspondence
Morris Weiner to Sylvia Weiner 06 September 1943 The Weiner Collection Correspondence
Morris Weiner to Sylvia Weiner 09 August 1945 The Weiner Collection Correspondence
Muster roll of Potomac Company 18 October 1787 Documents Relating to 1787 Military document
N.Y. to sister Bettie discussing family and friends and a 'refrigerator' 17 September 1875 Documents Relating to the 1870s Correspondence
Navigation of Pennsylvania Rivers [Incomplete] 6 October 1788 Documents Relating to 1788 Correspondence
Negro Scientist Shows "Way Out" for Southern Farmers. A Story of George Washington Carver of Tuskegee 22 December 1929 Collection of documents relating to religion and spirituality 1861-1944 Pamphlet
The New-York Times. [Vol. 16, no. 4874 (May 10, 1867)] 10 May 1867 Collection of miscellaneous Civil War-era newspapers Newspapers and Magazines
Newsletter for the Association of Manhattan Project scientists in the New York City area 1 November 1945 Collection relating to Irving Kaplan and Francis Bonner on controlling atomic power Non-governmental organization document
Nicholas Cruger to Henry Knox discussing business and the weather 24 June 1797 The Henry Knox Papers [0134] May-August 1797 Correspondence; Business and financial document
Nicola Lewis to Henry Knox regarding artillery 30 April 1778 The Henry Knox Papers [0019] 1778 Correspondence; Military document
Note on boiling or evaporating in a vacuum ca. 1830 Documents Relating to 1830 Miscellany
A note regarding the oldest paper mill in America n.d. Sixteenth and Seventeenth Century Exploration and Settlement Miscellany
Notes from a class on chemical warfare 1942 Collection of WWII letters of Sidney Diamond to Estelle Spero Military document
Notes from land surveys ca. 1795-1820 The Henry Knox Papers [0163] Undated: Knox as Landlord Land transaction document
Notes of a military reconnoissance [sic] from Fort Leavenworth, in Missouri, to San Diego, in California, including part of the Arkansas, Del Norte, and Gila rivers 1848 Documents Relating to 1848 Book
Notes on Architecture ca. 1838 Documents Relating to 1838 Pamphlet
Notes on the Attack and Defence of Permanent Works October 1838 Documents Relating to 1838 Pamphlet
Notes on dried concentrate for lemonade ca. 1830 Documents Relating to 1830 Miscellany
Notes on the establishment of a money unit 1784-1785 Documents Relating to 1784 Pamphlet; Government document
Notes on the evaporation of glue with heated air ca. 1830 Documents Relating to 1830 Miscellany
Notes on Gunpowder, Percussion, Powder, Cannon and Projectiles 1841 Documents Relating to 1841 Pamphlet
Notes on Mines ca. 1838 Documents Relating to 1838 Pamphlet
Notes on the state of Virginia. Written by Thomas Jefferson 1787 Documents Relating to 1787 Book
Observations on the lands adjacent to the Bay of Fundy, its make, produce, inhabitants &c. n.d. The Henry Knox Papers [0163] Undated: Knox as Landlord Miscellany
Observations on the native silk worms of North America 11 March 1768 Documents Relating to 1765-1774 Pamphlet
Observations regarding the firing of artillery (In French) ca. 1777-1778 The Henry Knox Papers [0161] Undated: Revolutionary War Military document
Oliver Evans to Charles Willing Hare about vacating a property 7 November 1805 Documents relating to American inventors Correspondence; Land transaction document
Oliver Evans to Samuel Pitkin concerning a patent for his steam engine design 23 November 1811 Documents Relating to 1811 Correspondence
One Life. Part I. The Great Karoo 1969 Collection of documents relating to religion and spirituality 1861-1944 Miscellany
The Opelousas courier. [Vol. 12, no. 5 (July 2, 1864)] 2 July 1864 Collection of Confederate wallpaper newspapers Newspapers and Magazines
Opium bottle ca. 1861-1865 Civil War Objects from Gettysburg National Militay Park 360 Object
Orchard Cook to Henry Knox about erecting a lighthouse on Franklin Island 13 February 1806 The Henry Knox Papers [0157] January-June 1806 Correspondence
Order to pay an account for a speaking trumpet for use at Fort George 3 November 1752 Documents Relating to 1700-1753 Business and financial document; Military document
Oriental Reception Advertisement 18 May 1882 Papers of George May Powell Miscellany
Original printing of patent for Bell's telephone patent no.174,465] 7 March 1876 Documents Relating to the 1870s Business and financial document
Our vanishing wild life its extermination and preservation, by William T. Hornaday ... with maps and illustrations 1913 Documents Relating to the 1910s Book
Patent for Abraham Lincoln's improvement in buoying vessels over shoals 22 May 1849 Documents Relating to 1849 Government document
Patent for Benjamin Smith's improvement in the door lock 13 April 1836 Patents for inventions Legal document
Patent for Charles Richardson's improvement in blacksmith's cast iron hollow forge backs 12 March 1836 Documents Relating to 1836 Business and financial document
Patent for Edward West's improvement, being a machine for cutting and heading nails 6 July 1802 Documents Relating to 1802 Legal document; Government document
Patent for Enoch Honeywell's improvement, entitled the Water Elevator 10 July 1830 Documents Relating to 1830 Government document; Legal document
Patent for George Chandler's improvement in making nails 12 December 1796 Documents Relating to 1796 Government document
Patent for George M. Selden's improvement in the tide pump basin or reservoir 10 March 1828 Documents Relating to 1828 Business and financial document
Patent for George Smith's improvement in medicine, entitled anti-dyspeptic pills 11 August 1821 Documents Relating to 1821 Business and financial document
Patent for Hercules Thomas' invention of the Herculean Hub, an improvement in hubs for carriage wheels 8 February 1828 Documents Relating to 1828 Business and financial document; Legal document
Patent for improvement of building fireplaces and chimneys, to Cyrus Blood 6 April 1825 Documents Relating to 1825 Business and financial document; Legal document
Patent for Jacob Bromwell's improvement of the wheat fan, or winnowing machine 26 November 1818 Documents Relating to 1818 Business and financial document
Patent for James Morgan's improvement in warping, dressing, and weaving cotton goods by water or other power 5 April 1821 Documents Relating to 1821 Legal document; Government document
Patent for John Babcock's improvement in printer's ball stocks 18 March 1818 Documents Relating to 1818 Legal document; Government document
Patent for John Templeman's improvement in the chain bridge 16 August 1808 Documents Relating to 1808 Legal document; Government document
Patent for Jordan L. Mott's improvement in the process of chilling castings 13 June 1848 Documents Relating to 1848 Legal document; Government document
Patent for Matthias Baldwin's combination of the steam whistle and the boiler 28 May 1846 Patents for inventions Legal document
Patent for Matthias Baldwin's improvements in steam engine cut-off valves 13 September 1853 Patents for inventions Legal document
Patent for Nathan Currier's improvements in a machine designed to excavate and remove earth] 29 May 1835 Documents Relating to 1835 Legal document; Government document
Patent for Otis Tufts' improvement in the power printing press 22 August 1834 Documents Relating to 1834 Legal document; Business and financial document
Patent for Richard Willcox's improvement in metallurgical operations for accelerating and improving the manipulations of metals in general with the use of anthracite coals in particular 5 April 1831 Patents for inventions Legal document
Patent for Schuyler Fisher's improvement in the Hatter's Plank Kettle 15 July 1816 Documents Relating to 1816 Legal document; Government document
Patent for Silas Hyde's improvements in the bedstead 2 May 1828 Documents Relating to 1828 Legal document; Government document
Patent for Simeon Brown's invention for moving brick, stone, or wooden buildings with the chimneys, furniture, and families therein 31 July 1827 Documents Relating to 1827 Legal document; Government document
Patent for Simeon Heath for improvements in the process of tanning 23 May 1836 Documents Relating to 1836 Legal document; Government document
Patent for Stephen H. Long's improvement in the construction of boilers or steam generators, and of wheels for locomotive steam engines 9 May 1833 Documents Relating to 1833 Business and financial document
Patent for Timothy Taylor for improvement in fastening names on horse collars 11 March 1835 Documents Relating to 1835 Business and financial document; Legal document
Patent for William Willis' improvement in the two-cylinder atmospheric steam engine, or generating steam engine 14 November 1826 Patents for inventions Legal document
Patent granted for improvements in horsepower 30 March 1835 Documents Relating to 1835 Business and financial document
Patent issued to Ephraim Gilbert for the construction of gun locks 3 April 1829 Documents Relating to 1829 Business and financial document
Patent issued to Gould Thorp for inventing an improvement to the cooking stove 5 June 1836 Documents Relating to 1836 Legal document
Patent issued to Robert Dennis for improvement to steam engine 3 November 1825 Documents Relating to 1825 Government document; Legal document
Patent to Oliver Teal for excavating earth underwater 8 December 1829 Documents Relating to 1829 Business and financial document
Patent, Camp Cooking Apparatus 24 September 1861 Documents Relating to the 1860s Legal document
Patents filed through 1859-1864 with patent numbers n.d. Papers of George May Powell Legal document; Business and financial document
Paul Jones Semmes to Joseph E. Brown regarding a powder magazine 25 December 1860 Unassociated Civil War Documents 1860 Correspondence
Personal recollections of Mildred Goldberg, secretary to the theoretical group, SAM Laboratories, The Manhattan Project; 1943-1946 ca. October 1945 Collection relating to Irving Kaplan and Francis Bonner on controlling atomic power Non-governmental organization document
Peter Charles Varlé to Henry Knox about Knox's canal project [incomplete] 28 September 1795 The Henry Knox Papers [0127] July-September 1795 Correspondence
Peter Charles Varlé to Henry Knox about weather and canal construction [incomplete] 10 October 1795 The Henry Knox Papers [0128] October-December 1795 Correspondence
Peter Charles Varlé to Henry Knox discussing a canal ca. 1794-1795 The Henry Knox Papers [0163] Undated: Knox as Landlord Correspondence
Peter Cooper to Unknown discussing coal and gas ca. 1830 Documents Relating to 1830 Correspondence
Peter Schuyler to Robert Livingston re: iron measurements 3 September 1785 The Livingston Family Papers [089] 1785 Correspondence; Business and financial document
Petition and summons for Harrison C. Goodell adversus David A. Powell ca. 1841 Documents Relating to 1841 Legal document
Petrus DeWitt to Philip Livingston re: sale and purchase of wheat 23 January 1749 The Livingston Family Papers [068] 1749 Correspondence
Philo Remington to Edward Clark about debt to Singer Company and manufacturing sewing machines 4 December 1877 Documents Relating to the 1870s Correspondence; Business