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YB-17 bombardment squadron, Langley Field, Virginia. More fuel-storage space for a mighty aerial warship. A master sergeant of a bombardment squadron at Langley Field, Virginia installs gasoline tanks in the lower section of a wing of a YB-17 bomber

YB-17 bombardment squadron, Langley Field, Virginia. More fuel-storage...

Picryl description: Public domain image of a bomber aircraft, military aviation, air forces, free to use, no copyright restrictions.

Steel manufacture, Allegheny-Ludlum. The production of many tons of high quality steel depends on the efficiency with which this electrician installs the power lines to new transformers used in conjunction with electric furnaces

Steel manufacture, Allegheny-Ludlum. The production of many tons of hi...

Picryl description: Public domain image of a worker, labor, factory, plant, manufacture, industrial facility, 1930s, mid-20th-century industrial photo, free to use, no copyright restrictions.

Giving defense a lift. A mighty crane installs one of the big machines in a large eastern arsenal. The apparatus going in is a major capacity cylindrical grinder

Giving defense a lift. A mighty crane installs one of the big machines...

Picryl description: Public domain image of an aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.

Steel manufacture, Allegheny-Ludlum. The production of many tons of high quality steel depend upon the efficiency with which this electrician installs the power lines to new transformers used in conjunction with electric furnaces

Steel manufacture, Allegheny-Ludlum. The production of many tons of hi...

Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description

Army truck manufacture (Dodge). An expert installs the accessories for the engine of Dodge Army trucks that are specified by Army regulations. With skill and accuracy craftsman shown above attaches oil filters, air cleaners, hoops up spark plug wires and sees that all are properly coordinated and in good working order

Army truck manufacture (Dodge). An expert installs the accessories for...

Picryl description: Public domain photograph of a machine, industrial equipment, engine, generator, free to use, no copyright restrictions.

Production. BT-13A ("Valiant") basic trainers. A midget hard at work in the tail of a "Valiant" basic trainer at Vultee's Downey, California plant. He installs control wires and does other work that a normal-size person would not be able to get at. At the Downey plant is made the BT-13A ("Valiant") basic trainer--a fast sturdy ship powered by a Pratt and Whitney Wasp engine

Production. BT-13A ("Valiant") basic trainers. A midget hard at work i...

Public domain photograph of California in 1930s, free to use, no copyright restrictions image - Picryl description

Defense housing, Erie, Pennsylvania. A workman installs a forced-air heating system in one of the 300 defense homes located at the Franklin Terrace housing project. This unit burns coal

Defense housing, Erie, Pennsylvania. A workman installs a forced-air h...

Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description

Production. B-24 bombers and C-87 transports. Geneva Grishan installs a part on an ammunition box for a new consolidated transport plane. Before she went into war work at a western war plant she attended radio school. The plane she helps to make will carry one of the greatest human or cargo loads of any plane now in mass production. It has the greatest speed of any American bomber except its consolidated B-24 counterpart

Production. B-24 bombers and C-87 transports. Geneva Grishan installs ...

Picryl description: Public domain image of a bomber aircraft, military aviation, air forces, free to use, no copyright restrictions.