Archival and documentary railroad collections include builder's prints and diagrams from the Lima Locomotive Works, which was the third largest steam locomotive builder in the United States. Central to the production of the Lima Locomotive Works was the Shay engine, invented by Ephraim Shay.
Railroad archives and documents feature blueprints and diagrams created by the Lima Locomotive Works, a prominent U.S. steam locomotive builder ranked third in size. The company's success relied heavily on the Shay engine, designed by Ephraim Shay.