Public domain
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
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineAntiaircraft 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. 1941-01-01. Palmer, Alfred T., United States. Office For Emergency Management. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.