Browse Items (33 total)

Photographic negative of an aircraft wing frame, circa 1910s-1920s.

Photographic negative of an aircraft wing frame, circa 1910s-1920s.

Control unit constructed out of black metal with cream colored etched lettering. There are two circular black knobs on either side of the object, as well as one at the base. There are two black dial knobs on the front of object, one with "lift to…

Dial constructed out of black metal in the shape of a rectangular prism. The dial is beneath circular glass and has white lettering. There is a painted silver band around the middle circumference of the object. The back portion has dial knob and an…

Photograph of display cases and shelving units filled with aircraft engine parts, circa 1930s. A sign on the counter contains information about the Menasco Super Buccaneer engine.Caption: "682."

Items from Box 27, Folder 34 and Box 200, Folder 3 of the William P. and Moya Olsen Lear Papers, circa 1939-1944. Contains assorted ad sheets and brochures for various Lear Avia products. 18 total items.

Items from Box 27, Folder 4 and Box 207, Folder 2 of the William P. and Moya Olsen Lear Papers, September 1940 through May 1941. Contains product "pitch" letters, diagrams, technical drawings, brochures, and price lists related to Lear products. 26…

Photograph of a Lear 3-axis servo unit, circa 1940s-1950s. Typed caption: "One of the first 3-axis servo units."

Radio compass constructed out of black metal with a glass circular face with yellow numbering. An airplane and "Lear Orienter" is etched in white on top of the glass covering. The back portion of the compass is black cylindrical metal. In addition,…

Radio compass constructed out of black metal with a glass circular face. A sticker of an airplane and "Lear Orienter" is placed on top of the glass covering. The compass is embedded into a square piece of brown wood with a lacquer finish. There is a…