Identifier2019-10-24_image_447SourceThe Julius A. Barr Photograph Albums and Films (2019-10-24), Box 2DescriptionPhotograph of a Ford Tri-Motor aircraft (tail number NC-9636) and a Boeing Model 80 aircraft, both with United Air Lines markings, in a snowy field, circa March 1933.
[Ford Tri-Motor aircraft and Boeing Model 80 aircraft in snowy field], [2019-10-24_image_447]. Museum of Flight Digital Collections, accessed 17/12/2025, https://digitalcollections.museumofflight.org/nodes/view/22283