Title: Lincoln the inventor
First published: 2009
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.
Subjects: Biography, River boats, Patents, Presidents, History, Inventors, Lincoln, abraham, 1809-1865, Presidents, united states
Places: United States
People: Abraham Lincoln (1809-1865)
Time periods: 19th century
LC classification: E457.2 .E48 2009