Syllabus for the Brasier-Hispano-Suiza motors instruction course, October 17, 1917. Describes a six-week schedule that includes seven hours a day in motor factory and 90-minute lecture topics. One page with handwritten notes on verso.
Photograph of an [Anzani?] aircraft motor on a test block, Dayton, Ohio, circa 1919.
Inscription on verso: "Dayton Ohio - 1919 / Anzani motor on test block."
Photograph of an [Anzani?] aircraft motor on a test block, Dayton, Ohio, circa 1919.Inscription on verso: "Dayton Ohio -- 1919 / [Anzani?] 6 cyl. 60 HP motor on test block."
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 of the engine of a wrecked Curtiss JN-4D Jenny aircraft, circa 1910s-1930s.Caption on envelope: "Curtiss JN-4D crash / Close up of engine / 34."