<div class="description">
<dl><dd>Complete issue of the weekly journal</dd>
<dd>Improved tool for rounding felloes. -- Sketch of Professor Faraday. -- Lord Palmerston's advice to mechanics. -- The president elect's mode of buoying vessels, patented May 22, 1849. -- How gold and silver thimbles are made. -- Randal's improved combination press. -- Patent claims ... for the week ending November 20, 1860. -- Improved roofing and machine for making roofing plates</dd>
<dd>Includes the article "The president elect's mode of buoying vessels, patented May 22, 1849" with an illustration of the model and extracts from the patent application</dd>
<dd>Abraham Lincoln's patent is a patented invention to lift boats over shoals and obstructions in a river. It is the only United States patent ever registered to a President of the United States. Lincoln conceived the idea of inventing a mechanism that would lift a boat over shoals and obstructions when on two different occasions the boat on which he traveled got hung up on obstructions. Documentation of this patent was discovered in 1997. -- from Wikipedia article "Abraham Lincoln's patent."</dd>
<dd>18</dd></dl><br>Subjects: Lincoln, Abraham, 1809-1865; Patents</div>
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