Evans, Oliver (1755-1819) to Samuel Pitkin
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Gilder Lehrman Collection #: GLC04265 Author/Creator: Evans, Oliver (1755-1819) Place Written: Philadelphia, Pennsylvania Type: Autograph letter signed Date: 23 November 1811 Pagination: 2 p. ; 20.3 x 25.1 cm. Order a Copy
Hopes Congress will pass new laws that will help him to extend his steam engine patent. Argues that by protecting patents the government will be aiding the public good, and encouraging innovation.
Oliver Evans invented the high pressure steam engine, which weighed far less than earlier steam engines.
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