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Antiaircraft gun carriage. Axle brackets for a thirty-seven millimeter anti-aircraft gun carriage are machined on this milling machine. Today's fast-moving planes present a target requiring the very best in antiaircraft guns. Carriage and mount are as important as the gun itself for rapid fire power and maneuverability. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City. Pennsylvania

Antiaircraft gun carriage. Axle brackets for a thirty-seven millimeter...

Public domain photograph of the 1930s-1940s World War Two, armed forces, military production, no copyright restrictions image - Picryl description

Antiaircraft gun carriage. The top carriage of a thirty-seven millimeter antiaircraft gun carriage receives the final assembly operations. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. The top carriage of a thirty-seven millimet...

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.

Antiaircraft gun carriage. Assembling the elevating mechanism of a thirty-seven-millimeter antiaircraft gun carriage. This and other control mechanisms of an anti-aircraft gun mounting must operate as easily as your automobile controls so that the gunner may stay trained on his swiftly moving target. War program production scene in a Pennsylvania heavy industry plant. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. Assembling the elevating mechanism of a thi...

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

Antiaircraft gun carriage. A huge stockpile of equilibrator springs await assembly into the carriage for a thirty-seven millimeter antiaircraft gun. This is a typical scene as heavy industry gets into gear in America's war program. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. A huge stockpile of equilibrator springs aw...

Public domain photograph of the 1930s-1940s World War Two, armed forces, military production, no copyright restrictions image - Picryl description

Antiaircraft gun carriage. A leveling socket for a thirty-seven millimeter antiaircraft gun carriage is machined in a turret lathe. The leveling assembly permits the gun to be kept on an even keel on all types of terrain. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. A leveling socket for a thirty-seven millim...

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

Antiaircraft gun carriage. The traversing bearing is installed on a thirty-seven millimeter antiaircraft gun carriage as it moves down the assembly line. These precision-built ball bearing installations are vitally important, for on their unfailing smooth action depends the gunners' ability to follow his rapidly moving target. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. The traversing bearing is installed on a th...

Public domain photograph of the 1930s-1940s World War Two, armed forces, military production, no copyright restrictions image - Picryl description

Antiaircraft gun carriage. Assembling the traversing gear and bearing on a thirty-seven millimeter antiaircraft gun carriage. These precision-built ball bearing installations are vitally important, for on their unfailing smooth operation depends the gunners' ability to follow his swiftly moving target. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. Assembling the traversing gear and bearing ...

Public domain photograph of the 1930s-1940s World War Two, armed forces, military production, no copyright restrictions image - Picryl description

Antiaircraft gun carriage.Thirty-seven millimeter anti-aircraft gun carriages on the assembly line. After the frame has been assembled these workers start to assemble the various parts. Bearing ring for the gun mount, outrigger mountings, etc. War Program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage.Thirty-seven millimeter anti-aircraft gun ca...

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

Antiaircraft gun carriage. A worker tests the smooth working precision of the elevating mechanism assembly of a thirty-seven-millimeter anti-aircraft gun carriage. Planes of 300 miles an hour and better present a fast-moving target which requires precision operation in the anti-aircraft gun that must follow their flight to protect America's lives and property. War program production scene in a Pennsylvania heavy industry plant. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. A worker tests the smooth working precision...

Picryl description: Public domain image of an industrial building interior, power generator, furnace, boiler, 20th-century architecture, free to use, no copyright restrictions.

Antiaircraft gun carriage. One of the many machine operations on a partially assembled carriage for a thirty-seven millimeter antiaircraft gun. This is a typical scene as heavy industry gets into gear in America's war program. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. One of the many machine operations on a par...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. Time is short! Workers take a few precious minutes for some much needed refreshment from the plant lunch wagon. At the left a thirty-seven-millimeter antiaircraft gun carriage is nearing completion on the assembly line. War program production scene in a Pennsylvania plant. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. Time is short! Workers take a few precious ...

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

Antiaircraft gun carriage. Inspection of thirty-seven millimeter anti-aircraft gun carriage parts. With 300-plus-mile-per-hour planes for targets, antiaircraft assembly must be a precision instrument to permit the gunner to keep on his target. Inspection is as rigid as in instrument manufacture. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. Inspection of thirty-seven millimeter anti-...

Public domain photograph of the 1930s-1940s World War Two, armed forces, military production, no copyright restrictions image - Picryl description

Antiaircraft gun carriage. The leveling yoke for a thirty-seven millimeter antiaircraft gun carriage is cleaned in this bath before being painted. This yoke puts the gun on an even keel no matter what type of terrain the carriage rests upon. War program production scene in a Pennsylvania heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. The leveling yoke for a thirty-seven millim...

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

Antiaircraft gun carriage. The leveling yoke for a thirty-seven millimeter antiaircraft gun carriage is cleaned in this bath before being painted. This yoke puts the gun on an even keel no matter what type of terrain the carriage rests upon. War program production scene in a Pennsylvania heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. The leveling yoke for a thirty-seven millim...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. Assembling the foot firing mechanism on a thirty-seven-millimeter antiaircraft gun carriage. The gunner requires both hands to follow his swiftly moving target, and must get in as many shots as he can while the target is still within range. War program production scene in a Pennsylvania heavy industry plant. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. Assembling the foot firing mechanism on a t...

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.

Steel mill equipment. Steel, steel...more steel is the cry as our industrial program of production goes into high gear to meet the expanding needs of the war program. This master machinist lays out on the raw stock some of the many parts required to keep out steel mill equipment up to its tasks. War program production scene in a Pennsylvania heavy industry plant now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Steel mill equipment. Steel, steel...more steel is the cry as our indu...

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.

Antiaircraft gun carriage. Machining operation on the hold-down clamp for a thirty-seven millimeter antiaircraft gun carriage. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. Machining operation on the hold-down clamp ...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. Machining operation on the hold-down clamp for a thirty-seven millimeter antiaircraft gun carriage. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. Machining operation on the hold-down clamp ...

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

Antiaircraft gun carriage.Time is short! Workers take a few precious minutes for some much needed refreshment from the plant lunch wagon. At the left a thirty-seven-millimeter antiaircraft gun carriage is nearing completion on the assembly line. War program production scene in a Pennsylvania plant

Antiaircraft gun carriage.Time is short! Workers take a few precious m...

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

Antiaircraft gun carriage. The elevating mechanism is assembled on a thirty-seven-millimeter antiaircraft gun carriage nearing completion. Care and precision is the watchword in the assembling of these mechanisms. A 300-mile-per-hour target requires a precision instrument to allow the gunner to stay with it. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. The elevating mechanism is assembled on a t...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. A huge stockpile of equilibrator springs await assembly into the carriage for a thirty-seven millimeter antiaircraft gun. This is a typical scene as heavy industry gets into gear in America's war program. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. A huge stockpile of equilibrator springs aw...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. Paint for protection and for camouflage. This masked operator is painting parts that will be assembled into a thirty-seven-millimeter antiaircraft gun carriage. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. Paint for protection and for camouflage. Th...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. The traversing bearing is installed on a thirty-seven millimeter antiaircraft gun carriage as it moves down the assembly line. These precision-built ball bearing installations are vitally important, for on their unfailing smooth action depends the gunners' ability to follow his rapidly moving target. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. The traversing bearing is installed on a th...

Actual size of negative is C (approximately 4 x 5 inches). Caption card lists some of the printing history of image. Title and other information from caption card. Transfer; United States. Office of War Informa... More

Antiaircraft gun carriage. This master machinist lays out the precision parts that go to make up a thirty-seven millimeter anti-aircraft gun carriage. Swift flying planes present a difficult target, the anti-aircraft gun must be a precision instrument. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. This master machinist lays out the precisi...

Public domain photograph of the 1930s-1940s World War Two, armed forces, military production, no copyright restrictions image - Picryl description

Antiaircraft gun carriage. Inspection of thirty-seven millimeter anti-aircraft gun carriage parts. With 300-plus-mile-per-hour planes for targets, antiaircraft assembly must be a precision instrument to permit the gunner to keep on his target. Inspection is as rigid as in instrument manufacture. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. Inspection of thirty-seven millimeter anti-...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. Paint for protection and for camouflage. This masked operator is painting parts that will be assembled into a thirty-seven-millimeter antiaircraft gun carriage. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. Paint for protection and for camouflage. Th...

Public domain photograph of the 1930s-1940s World War Two, armed forces, military production, no copyright restrictions image - Picryl description

Antiaircraft gun carriage. This master machinist lays out the precision parts that go to make up a thirty-seven millimeter anti-aircraft gun carriage. Swift flying planes present a difficult target, the anti-aircraft gun must be a precision instrument. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. This master machinist lays out the precisio...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. Axle brackets for a thirty-seven millimeter anti-aircraft gun carriage are machined on this milling machine. Today's fast-moving planes present a target requiring the very best in antiaircraft guns. Carriage and mount are as important as the gun itself for rapid fire power and maneuverability. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City. Pennsylvania

Antiaircraft gun carriage. Axle brackets for a thirty-seven millimeter...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. A casting is machined for the traversing assembly of a thirty-seven millimeter antiaircraft gun carriage. The traversing assembly must be precision-made so that the gunner may follow his swiftly moving target with accuracy. War program production scene in a Pennsylvania heavy industry plant now converted to the production of vitally needed military equipment. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. A casting is machined for the traversing as...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. Inspection of a thirty-seven millimeter antiaircraft gun carriage parts. With 300-plus-mile-per-hour planes for targets, antiaircraft assembly must be a precision instrument to permit the gunner to keep on his target. Inspection is as rigid as in instrument manufacture. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. Inspection of a thirty-seven millimeter ant...

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

Antiaircraft gun carriage. A leveling socket for a thirty-seven millimeter antiaircraft gun carriage is machined in a turret lathe. The leveling assembly permits the gun to be kept on an even keel on all types of terrain. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. A leveling socket for a thirty-seven millim...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. The elevating mechanism is assembled on a thirty-seven-millimeter antiaircraft gun carriage nearing completion. Care and precision is the watchword in the assembling of these mechanisms. A 300-mile-per-hour target requires a precision instrument to allow the gunner to stay with it. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. The elevating mechanism is assembled on a t...

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

Antiaircraft gun carriage.Thirty-seven millimeter anti-aircraft gun carriages on the assembly line. After the frame has been assembled these workers start to assemble the various parts. Bearing ring for the gun mount, outrigger mountings, etc. War Program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage.Thirty-seven millimeter anti-aircraft gun ca...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. Assembling the elevating mechanism of a thirty-seven-millimeter antiaircraft gun carriage. This and other control mechanisms of an anti-aircraft gun mounting must operate as easily as your automobile controls so that the gunner may stay trained on his swiftly moving target. War program production scene in a Pennsylvania heavy industry plant. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. Assembling the elevating mechanism of a thi...

Actual size of negative is C (approximately 4 x 5 inches). Caption card lists some of the printing history of image. Title and other information from caption card. Transfer; United States. Office of War Informa... More

Antiaircraft gun carriage. Assembling the traversing gear and bearing on a thirty-seven millimeter antiaircraft gun carriage. These precision-built ball bearing installations are vitally important, for on their unfailing smooth operation depends the gunners' ability to follow his swiftly moving target. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. Assembling the traversing gear and bearing ...

Actual size of negative is C (approximately 4 x 5 inches). Caption card lists some of the printing history of image. Title and other information from caption card. Transfer; United States. Office of War Informa... More

Antiaircraft gun carriage. A worker tests the smooth working precision of the elevating mechanism assembly of a thirty-seven-millimeter anti-aircraft gun carriage. Planes of 300 miles an hour and better present a fast-moving target which requires precision operation in the anti-aircraft gun that must follow their flight to protect America's lives and property. War program production scene in a Pennsylvania heavy industry plant. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. A worker tests the smooth working precision...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. Time is short! Workers take a few precious minutes for some much needed refreshment from the plant lunch wagon. At the left a thirty-seven-millimeter antiaircraft gun carriage is nearing completion on the assembly line. War program production scene in a Pennsylvania plant. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. Time is short! Workers take a few precious ...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. One of the many machine operations on a partially assembled carriage for a thirty-seven millimeter antiaircraft gun. This is a typical scene as heavy industry gets into gear in America's war program. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. One of the many machine operations on a par...

Public domain photograph of the 1930s-1940s World War Two, armed forces, military production, no copyright restrictions image - Picryl description

Steel mill equipment. Steel, steel...more steel is the cry as our industrial program of production goes into high gear to meet the expanding needs of the war program. This master machinist lays out on the raw stock some of the many parts required to keep out steel mill equipment up to its tasks. War program production scene in a Pennsylvania heavy industry plant now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Steel mill equipment. Steel, steel...more steel is the cry as our indu...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. Inspection of a thirty-seven millimeter antiaircraft gun carriage parts. With 300-plus-mile-per-hour planes for targets, antiaircraft assembly must be a precision instrument to permit the gunner to keep on his target. Inspection is as rigid as in instrument manufacture. War program production scene in one of Pennsylvania's heavy industry plants now converted to the production of vitally needed military equipment. AETNA. Ellwood City, Pennsylvania

Antiaircraft gun carriage. Inspection of a thirty-seven millimeter ant...

Actual size of negative is C (approximately 4 x 5 inches). Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944... More

Antiaircraft gun carriage. A casting is machined for the traversing assembly of a thirty-seven millimeter antiaircraft gun carriage. The traversing assembly must be precision-made so that the gunner may follow his swiftly moving target with accuracy. War program production scene in a Pennsylvania heavy industry plant now converted to the production of vitally needed military equipment. AETNA. Ellwood CIty, Pennsylvania

Antiaircraft gun carriage. A casting is machined for the traversing as...

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