Photograph of a Douglas C-54 Skymaster aircraft (tail number 5559) of the U.S. Army Air Forces Tropical Science Mission parked at Kiangwan Airfield, China, circa 1940s.
Typed on verso: "Four engine U.S. Army Transport, C-54 Douglas Skymaster, at…
Photograph of a Douglas C-54 Skymaster aircraft (tail number 5559) of the U.S. Army Air Forces Tropical Science Mission parked at Kiangwan Airfield, China, circa 1940s.
Typed on verso: "Giant C-54, Douglas Skymaster, the Flying Laboratory of the U.S.…
Photograph of the interior of a Douglas C-54 Skymaster aircraft (tail number 5559) used by the U.S. Army Air Forces Tropical Science Mission, Kiangwan Airfield, China, circa 1940s.
Typed on verso: "Interior view of the C-54 Douglas Skymaster, 'Flying…