Photograph of the cabin interior of a Lockheed Model 9 Orion aircraft, circa 1930s. A sweater is hanging behind the passenger seats.Caption: "Van Plossem Studios / 53."
Photograph of the cabin interior of a Lockheed Model 9 Orion aircraft, circa 1930s. The scene shows radio equipment and the entrance to the cockpit.
Caption: "Van Plossem Studios / 54."
Photograph of two men with a Lockheed Model 9 Orion aircraft, circa 1930s. One of the men is kneeling on the wing. The other man is holding a clipboard.Caption: "Van Plossem Studios / 58."
Photograph of workbenches in a Lockheed aircraft factory, circa 1930s. Several people on the right-hand side of the photo are working on a wing.
Caption: "Van Plossem / C-129."