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| Field name | Value |
|---|---|
| Collection Reference Number | GLC03845.06 |
| From Archive Folder | Letters to Varnum regarding military and political matters, the Quasi-War, the War of 1812, and patronage |
| Title | John L. Tuttle to Joseph B. Varnum reporting the invention of a new quadrant |
| Date | 3 March 1806 |
| Author | Tuttle, John L. (fl. 1806) |
| Recipient | Varnum, Joseph B. |
| Document Type | Correspondence |
| Content Description | Informs Massachusetts Representative Varnum of Charles Hammond's invention of a quadrant used frequently and successfully by Hammond's military company. States that upon the advice of General Henry Knox and others, Hammond applied for a patent. Reports that "Hammond's quadrant imbraces such a combination of mathematical principles, so applyed to practical use, as to merit the attention and patronage of Government." Requests that Varnum examine Hammond's design, and instructs Varnum to inform Secretary of State James Madison that Hammond will promptly send a complete model. |
| Subjects | American Statesmen Inventor Invention Military History Science and Technology Congress Patent President Government and Civics Mathematics |
| People | Varnum, Joseph Bradley (1751-1821) Tuttle, John L., (fl. 1806) Hammond, Charles (fl. 1806) Knox, Henry (1750-1806) Madison, James (1751-1836) |
| Place written | Concord, Massachusetts |
| Theme | Government & Politics; Science, Technology, Invention |
| Sub-collection | The Gilder Lehrman Collection, 1493-1859 |
| Copyright | The Gilder Lehrman Institute of American History |
| Module | Settlement, Commerce, Revolution and Reform: 1493-1859 |