Photographic slide of a Lear Motors steam engine installed in a Chevrolet Monte Carlo, circa 1970-1973.Inscription on slide: "Mont [sic] Carlo steam instal."
Photograph of William P. Lear with a steam engine-equipped Chevrolet Monte Carlo, circa 1970-1973.Inscription on slide: "WPL & Monte Carlo steam system."
Photograph of William P. Lear with a boiler for the Lear Vapordyne Indy race car, circa 1969-1971.Inscription on verso: "Please return this photo to W. A. Moore, Lear Motors Corp., [address Reno, Nevada]."