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Ericsson Hot-Air Engine, Patent Model
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
This model was filed with the application to the U.S. Patent Office for Patent Number 226,052 issued to John Ericsson of New York, New York on March 30, 1880. The patent was for an improvement in air engines.
National Museum of American History’s own descriptionCredit lineEricsson Hot-Air Engine, Patent Model. 1880-03-30. Ericsson, John. National Museum of American History. CC0.