Diagram (photographic reproduction) of a complexity comparison between a steam system and a gas turbine, circa 1968-1976.Title: "Complexity comparison."Inscription on verso: "Master / Do not remove."Typed on verso: "Figure 53."
Informational sheet for the Lear Vapordyne Indy race car, circa 1969-1971. Contains drawings, photographs, and information related to the Vapordyne's development.
Proposal prepared by the Lear Motors Corporation for the U.S. Public Health Service regarding a low-pollution emission engine power system for family-type passenger vehicles, circa 1970. 96 typed pages.
Audio recording of a speech given by William P. Lear to a Joint Meeting of California-Nevada Engineers, June 1970. Side B of this reel contains the Bell Telephone radio special "It Can't Be Done," describing engineering feats throughout American…
Audio recording of excerpt from William P. Lear's speech about steam engine development, circa 1970s.
Handwritten label on reel: "U.S. govn't letter, interview."
Commemorative button with pin back, 1972. It features a black-and-white photographic image of William P. Lear kneeling next to the front end of a white car, likely a Chevrolet Monte Carlo, with Nevada license plate, "VAPOR."