Production. Magnesium. A year ago this location was the barren desert ...
Picryl description: Public domain image of a construction site, industrial or commercial building, free to use, no copyright restrictions.
Detroit, Michigan. Assembly of Rolls Royce engines at the Packard moto...
Public domain photograph of indoor, interior activity, America in the 1930s, free to use, no copyright restrictions image - Picryl description
Wheeler dam and powerhouse. Visitors' reception room in Wheeler contro...
Picryl description: Public domain image of a living room, salon, office, late 19th-century interior, free to use, no copyright restrictions.
Picryl description: Public domain image of byciclyst, bike, bicycle wh...
Picryl description: Public domain image of bicyclist, bike, bicycle wheel, sport event, free to use, no copyright restrictions.
Industrial safety. Accident prevention. A safe grinding job. Both oper...
Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.
Arrangement of exhaust pipes, north wing
U.S. Capitol (drawing). This record contains unverified data from caption card.
Production. BT-13A ("Valiant") basic trainers. Exhaust stacks for "Val...
Public domain photograph of California in 1930s, free to use, no copyright restrictions image - Picryl description
War production drive poster. "Exhaust the Big Inflated Jap." This post...
Picryl description: Public domain historical photo of Second World War, free to use, no copyright restrictions image.
YB-17 bombardment squadron, Langley Field, Virginia. These corporals o...
Picryl description: Public domain image of a bomber aircraft, military aviation, air forces, free to use, no copyright restrictions.
Greenville, South Carolina. Air Service Command. Welder of the 35th se...
Public domain photograph of South Carlina in 1930s, free to use, no copyright restrictions image - Picryl description
Production. War housing trailers. Trailers for war housing are built b...
Picryl description: Public domain image of a factory worker, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions. show less
Production. BT-13A ("Valiant") basic trainers. A woman welder working ...
Public domain photograph of California in 1930s, free to use, no copyright restrictions image - Picryl description