Browse Items (29 total)

Photograph of a De Havilland D.H.4 aircraft engine, Ohio, circa 1922. The verso inscription notes that the engine was part of an Army aircraft that had a hard landing at Blue Ash Field. Inscription on verso: "Cincinnati Ohio -- 1922 / Motor of Army…

Photograph from "Notes on the Caproni 600 night-bombing biplane," a technical report by S. E. Hutton, circa 1919. Uncaptioned photograph featuring a Fiat A.12 bis aviation motor.

Photograph from "Notes on the Caproni 600 night-bombing biplane," a technical report by S. E. Hutton, circa 1919. Uncaptioned photograph featuring a Fiat A.12 bis aviation motor.

Handwritten notes on engines and aircraft, circa 1917. Five pages. Part of a series of loose materials included inside the J. M. Wilson notebook.

Letter (photographic reproduction) to A. S. Menasco, President of the Menasco Manufacturing Company, from Ben Howard, President of the Howard Aircraft Corporation, April 20, 1937. Discusses the reliability and performance of the Model B6 engines. One…

Letter (photographic reproduction) to the Menasco Manufacturing Company from Ted Brown, President of Ted Brown Aeronautics, May 11, 1937. Discusses the fuel consumption of Menasco engines. One typed page on Ted Brown & Bud Ernst Aeronautics…

Photograph of Liberty L-12 aircraft engines in a factory, likely in France, circa 1918.Inscription on verso: "Liberty Dept."

Photograph of a Menasco Motors engine installed in an unidentified aircraft, circa 1920s-1930s.Inscription: "Van Plossem / 210 / Menasco Motors Inc."

Photograph of a Menasco Motors engine installed in an unidentified aircraft, circa 1920s-1930s.Inscription: "Van Plossem [illegibe] /280 / Menasco Motors Inc."

Photograph of a Menasco Motors engine installed in an unidentified aircraft, circa 1920s-1930s.Inscription: "243 / Menasco Motors Inc."