File:Evans Steam Engine, 1803.png

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English: Evans' sketches of his first steam engine, circa 1803. Notable features include a twin boiler, 3-way valves, and a highly compact double-acting steam piston.
Date
Source Transportation Library, University of Michigan
Author Oliver Evans

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current10:40, 6 April 2014Thumbnail for version as of 10:40, 6 April 2014949 × 1,127 (794 KB)Unus Multorum (talk | contribs)User created page with UploadWizard

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