Photograph of a De Havilland D.H.4 ambulance aircraft (fuselage designation A.S. 68188), circa 1910s-1930s. A compartment on the fuselage is open to show a rescue basket.Caption on envelope: "DH-4 ambulance / 3/4 rear / 43."
Photograph of a De Havilland D.H.4 ambulance aircraft (fuselage designation A.S. 68188), circa 1910s-1930s.Caption on envelope: "DH-4 ambulance / Side / 60."
Photograph of a De Havilland D.H.4 ambulance aircraft (fuselage designation A.S. 68188), circa 1910s-1930s. A compartment on the fuselage is open to show a rescue basket.Caption on envelope: "DH-4 ambulance / 3/4 rear."
Photograph of a Cox-Klemin XA-1 ambulance aircraft, circa 1926-1927. Inscription on album page: "Cox-Klemin hospital plane."Part of a photograph album related to Julius A. Barr's flight training with the U.S. Army Air Corps at Brooks Field and Kelly…
Photograph of U.S. Army Air Corps servicemen with a Cox-Klemin XA-1 ambulance aircraft, circa 1927. Inscription on album page: "Cox-Klemin aerial ambulance."Stamped on verso: "This is a Genuine Border Fox Tone Picture. Made by Fox Co., San Antonio,…