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Twenty-millimeter machine guns for planes. Since the days of early American gunsmiths, our arms manufacturers have taken pride in the quality of their work. Today, a skilled worker in a converted auto plant feels that same pride as he bores a machine gun barrel for Air Corps. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. Since the days of early Ame...

Picryl description: Public domain image of an industrial building, factory, workshop, workers, 19th-20th century, free to use, no copyright restrictions.

Requiring only sixty hours to build, this homemade machine enables an operator to ream simultaneously, two specially located holes in a twenty-millimeter shell booster. It would have required two months to buy a similar reaming machine on a market pressed for war orders

Requiring only sixty hours to build, this homemade machine enables an ...

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

Twenty-millimeter machine guns for planes. American power in the air grows rapidly as machine guns of the finest quality pour from our production lines. These guns, entirely completed and ready to fire, await shipment from the large converted auto plant in which they were made. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. American power in the air g...

Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description

Twenty-millimeter machine guns for planes. A production lathe in a former auto plant and an experienced automobile worker team up to give our air force the greatest possible number of the finest possible machine guns. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. A production lathe in a for...

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

Twenty-millimeter machine guns for planes. He used to make automobile parts. Now the big auto plant in which he works is using his skill to make machine guns for the Air Corps. After each operation, the gun barrels are racked on trucks for removal to succeeding operations. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. He used to make automobile ...

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.

Twenty-millimeter machine guns for planes. Tidiness and order contribute to plant morale and efficiency. A former auto plant now turning out machine guns is straining every resource to get top production, but it still keeps the maintenance men busy cleaning and painting the building and equipment. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. Tidiness and order contribu...

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.

Twenty-millimeter machine guns for planes. A grinding operation on the breech of a machine gun for the Air Corps. The adaptability of grinding machines to this work helped speed the conversion of the auto factory which is now making these guns. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. A grinding operation on the...

Public domain photograph of indoor, interior activity, America in the 1930s, free to use, no copyright restrictions image - Picryl description

To save time in checking threads on a twenty-millimeter shell booster, a plant superintendent built this machine. It makes possible a speedy checking of thread accuracy in contrast to the old hand method. The inventor made the machine out of a fan base and a couple pieces of machine steel in a matter of hours. Months would have been necessary to buy such a machine on the market

To save time in checking threads on a twenty-millimeter shell booster,...

Picryl description: Public domain photograph of costume accessory, free to use, no copyright restrictions image.

Twenty-millimeter machine guns for planes. A former automotive worker in a converted auto plant sights through the precision-made breech of a machine gun for the Air Corps. One of thousands of examples of the way American enterprise threw its technical skill and its tremendous mass production facilities behind the war production drive. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. A former automotive worker ...

Public domain photograph of the United States military and military-industrial complex before World War Two, 1930s, free to use, no copyright restrictions image - Picryl description

Twenty-millimeter machine guns for planes. Day and night, the conversion of a big auto manufacturing plant to the production of machine guns for the Air Corps continues without letup until the job is done. Electricians extending power lines are often among the first at the new machine locations. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. Day and night, the conversi...

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.

Twenty-millimeter machine guns for planes. A big auto plant changes over to the production of machine guns for the Air Corps. Electricians begin running power lines to the new machine locations. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. A big auto plant changes ov...

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.

Twenty-millimeter machine guns for planes. American power in the air grows rapidly as machine guns of the finest quality pour from our production lines to arm the planes that are coming steadily from other lines. These guns, entirely completed and ready to fire, await shipment from the large converted auto plant in which they were made. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. American power in the air g...

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

A part of the shop in a Midwestern company which has converted its machines and trained labor forces from the manufacture of motors and fans to the manufacture of twenty-millimeter shell booster parts

A part of the shop in a Midwestern company which has converted its mac...

Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description

Twenty-millimeter machine guns for planes. An assembly line in a converted auto plant, now turning out machine guns for the Air Corps, comes through with plenty of these important tools of war. And the tide of American productive power is still far from being reached. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. An assembly line in a conve...

Public domain photograph of factory building, free to use, no copyright restrictions image - Picryl description

A New Britain-Gridley lathe is worked by an experienced operator at a Midwestern company. The machine which formerly made spur gears, worm wheels and commentator rings has been converted to war use by being tooled with an eccentric spindle and thread rolling attachment for the production of twenty-millimeter shell boosters

A New Britain-Gridley lathe is worked by an experienced operator at a ...

Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description

Twenty-millimeter machine guns for planes. American power in the air grows rapidly as machine guns of the finest quality pour from production lines to arm the planes that are coming steadily from other lines. These guns, entirely completed and ready to fire, await shipment from the large converted auto plant which made them. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. American power in the air g...

Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description

Twenty-millimeter machine guns for planes. The conversion of a big auto manufacturing plant to production of machine guns for the Air Corps continues without letup until the job is done. Electricians extending power lines are often among the first at the new machine locations. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. The conversion of a big aut...

Public domain photograph of 1930s-1940s US industrial development, Second World War, US war production, indusry, no copyright restrictions image - Picryl description

Twenty-millimeter machine guns for planes. Another machine is skidded into place in a converted auto plant to swell the production of machine guns for the Air Corps. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. Another machine is skidded ...

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

Twenty-millimeter machine guns for planes. Just as the "long rifle" of the American pioneer was the world's best gun of its day, so the machine guns of our modern air force must be better than any other. Shaping a machine gun barrel is exacting work, but the precision techniques of a former auto plant readily handle the job. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. Just as the "long rifle" of...

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.

Twenty-millimeter machine guns for planes. Stock for machine gun barrels is checked in as well-known automobile plant turns its manufacturing facilities over to the Air Force. American industry is on the way to war production records that will amaze the world. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. Stock for machine gun barre...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Twenty-millimeter machine guns for planes. The muzzle break of a machine gun for the Air Corps must be right. An inspector in a big auto plant now converted to war work examines each piece as it travels down the production line. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. The muzzle break of a machi...

Public domain photograph related to Great Depression, free to use, no copyright restrictions image - Picryl description

Twenty-millimeter machine guns for planes. Another machine is skidded into place in a converted auto plant to swell the production of machine guns for the Air Corps. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. Another machine is skidded ...

Public domain photograph of car garage, repair shop, 20th century, free to use, no copyright restrictions image - Picryl description

Twenty-millimeter machine guns for planes. A big automobile plant, now entirely on war production, has a well-equipped department for the finishing of breeches for Air Corps machine guns. Milling, grinding and other machine operations are handled as expertly as in the days when the plant was making automobile parts. Oldsmobile, Lansing, Michigan

Twenty-millimeter machine guns for planes. A big automobile plant, now...

Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description

To save time in checking threads on a twenty-millimeter shell booster, a plant superintendant built this machine. It makes possible a speedy checking of thread accuracy in contract to the old hand method. The inventor made the machine out of fan base and a couple pieces of machine steel in a matter of hours. Months would have been necessary to buy such a machine of that kind on the market

To save time in checking threads on a twenty-millimeter shell booster,...

Picryl description: Public domain photograph of costume accessory, free to use, no copyright restrictions image.

Women in defense. This Middlewestern plant has converted not only its machinery but also its skilled labor force from the peacetime production of electric fans and motors to the war production of twenty-millimeter shell boosters. Here a veteran employee of the plant's experimental division teaches a former farmerette the operation of a Haskins drilling machine, which drill holes in a twenty-millimeter shell booster part

Women in defense. This Middlewestern plant has converted not only its ...

Public domain photograph - working class people, the 1930s United States, work, labor, worker, free to use, no copyright restrictions image - Picryl description

Two new tools were set in the New Britain-Gridley lathe, pictured above, to adapt it for the cutting of twenty-millimeter shell booster parts. The new parts are an eccentric spindle, which may be seen attached to a driving rod in the center of the machine, and a thread rolling attachment. In peacetime, the machine was used to turn out spur gears, worm wheels and commentator rings in steel and brass

Two new tools were set in the New Britain-Gridley lathe, pictured abov...

Public domain photograph of indoor, interior activity, America in the 1930s, free to use, no copyright restrictions image - Picryl description