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| Field name | Value |
|---|---|
| Collection Reference Number | GLC01304 |
| From Archive Folder | Documents Relating to 1849 |
| Title | Patent for Abraham Lincoln's improvement in buoying vessels over shoals |
| Date | 22 May 1849 |
| Author | Lincoln, Abraham (1809-1865) |
| Document Type | Government document |
| Content Description | Patent granted to Lincoln for inventing "a new and improved manner of combining adjustable buoyant air chambers with a steamboat or other vessel for the purpose of enabling their draught of water to be readily lessened to enable them to pass over bars ... " Includes a written description and diagram. |
| Subjects | Science and Technology President Patent Transportation Steamboat |
| People | Lincoln, Abraham (1809-1865) |
| Place written | Washington, D.C. |
| Theme | Science, Technology, Invention; Naval & Maritime; Merchants & Commerce; Government & Politics; The Presidency |
| Sub-collection | The Gilder Lehrman Collection, 1493-1859 |
| Copyright | The Gilder Lehrman Institute of American History |
| Module | Settlement, Commerce, Revolution and Reform: 1493-1859 |