Typed caption on verso: "William P. Lear and the Board of Directors of Lear Motors Corporation inspect a prototype Delta engine following a successful dynamometer run. Lear Motors is applying space-age technology to the old science of steam engineering to produce modern vapor cycle systems. They are designed to replace internal combustion engines in automobiles, trucks, buses, boats, aircraft, industrial equipment, and stationary power sources."Creation Datecirca 1970sSubjectLear Motors CorporationLear, William P. (William Powell), 1902-1978Steam-enginesExtent1 photograph : black and white ; 10 x 8 inLanguageEnglishOriginal Formatphotographic printsBibliographic CitationThe William P. and Moya Olsen Lear Papers/The Museum of FlightRightsIn copyright
Lear Motors Corporation, [William P. Lear and Board of Directors with prototype steam engine], [2000-06-20_image_362]. Museum of Flight Digital Collections, accessed 16/02/2026, https://digitalcollections.museumofflight.org/nodes/view/5059