Lincoln the inventor
By: Jason Emerson.
Publisher: Southern Illinois University Press
Published: 2009
Place of publication: Carbondale
Language: eng
Number of pages: 111
ISBN-13: 9780809328970; 9780809328987
Subjects: Lincoln, Abraham, -- 1809-1865; Presidents -- United States -- Biography; Inventors -- United States -- Biography; River boats -- Patents -- History -- 19th century
Genres: Biography.
Description: "In addition to his other accomplishments, Abraham Lincoln was the only U.S. president to hold a registered patent. Jason Emerson offers the first treatment of Lincoln's invention of a device to buoy vessels over shoals and its subsequent patent in May 1849 as more than a mere historical footnote."--Back cover.
Notes: Includes bibliographical references and index.
Table of contents: title: Abraham Lincoln's mechanical mind; title: Lincoln's lecture on discoveries and inventions : the unknown draft; title: Appendix 1 : patent no. 6.469, May 22, 1849, Buoying vessels over shoals, Abraham Lincoln, of Springfield, Illinois; title: Appendix 2 : Lincoln's first and second lectures on discoveries and inventions.