Photograph of a Dayton Wright DH-4 aircraft (tail number A29152), circa 1910s-1930s.Inscription: "De Haviland [sic] / 18."Caption on envelope: "Dayton-Wright DH-4 / 103."
Photograph of a German Fokker D.VII aircraft (fuselage numbers 8539/18) on display at Jefferson Park, Seattle, Washington, April 23, 1919. Inscription: "2x / 4-23-19."Caption on envelope: "Fokker D-VII / Jefferson Park / Seattle / 3/4 rear / April…
Photograph of a Royal Aircraft Factory F.E.2b aircraft, circa 1914-1919. "Travel By Air" is painted on the fuselage and an aerial camera is mounted on the front.Caption on envelope: "RAF FE2B 'Travel By Air.'"
Photograph of a Curtiss 18-T Wasp aircraft (tail number A3325), circa 1910s-1930s. Caption on envelope: "Curtiss 18T-1 / A3325 / Swept-wing prototype / 101."