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
Summary
Public domain photograph of the 1930s-1940s World War Two, armed forces, military production, no copyright restrictions image - Picryl description
Tags
Date
01/01/1941
Contributors
Palmer, Alfred T., photographer
United States. Office for Emergency Management.
Location
ellwood city
Source
Library of Congress
Copyright info
Public Domain