Identifier2014-00-00-29_image_062SourceThe LeRoy Milliren National Air Races Photograph Album (2014-00-00-29)DescriptionPhotograph of U.S. Army Air Corps aircraft at the National Air Races, Cleveland, Ohio, April 7, 1931. The group includes Boeing P-12B, Boeing P-12C, and Boeing P-12D aircraft.
Inscription: "U.S. Army. Cleveland. 'Hawks,' P-12 Bs, Cs and Ds. LM."
Inscription on verso: "Army Boeings and Hawks. Cleveland, April 7, 1931."
[Boeing P-12Bs, P-12Cs, and P-12Ds], [2014-00-00-29_image_062]. Museum of Flight Digital Collections, accessed 13/02/2026, https://digitalcollections.museumofflight.org/nodes/view/15984