Inscription on album page: "Note teeth on gears. Small pieces in center are broken teeth."
Part of a photograph album related to Julius A. Barr's time as a personal pilot for Zhang Xueliang (also known as the "Young Marshal" and "Peter Chang") and General Chiang Kai-shek, China, circa 1934-1937.Creation Datecirca 1934-1937PlaceChinaOriginal Formatphotographic printsBibliographic CitationThe Julius A. Barr Photograph Album/The Museum of FlightRightsIn copyright
Barr, Julius A., 1905-1939, [Damaged differential gear], [2018-00-00-6_image_248]. Museum of Flight Digital Collections, accessed 05/12/2025, https://digitalcollections.museumofflight.org/nodes/view/20720
