Stamped on verso: "Credit / National Air Transport, Inc. / Chicago / Photo No.: [blank] / File No: [blank]."Creation Datecirca 1920s-1930sSubjectAir mail serviceNational Air TransportExtent1 photograph : print, black and white ; 10 x 8 inLanguageEnglishOriginal Formatphotographic printsBibliographic CitationThe Robert W. Radoll Early Aviation Collection/The Museum of FlightRightsCopyright undetermined
National Air Transport, [Unidentified aircraft in low flight], [1990-10-26_image_004]. Museum of Flight Digital Collections, accessed 19/01/2026, https://digitalcollections.museumofflight.org/nodes/view/1582
![[Unidentified aircraft in low flight]](/img/placeholder.gif?1762292655 "[Unidentified aircraft in low flight]")