Mother of the assembly line. Clip spring and body assembly for 30 caliber catridges at a large eastern arsenal. Frankford Arsenal, Philadelphia, Pennsylvania
Summary
Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description
Tags
Date
01/01/1942
Contributors
Palmer, Alfred T., photographer
United States. Office of War Information.
Location
Philadelphia, Pennsylvania, United States, 39.95258, -75.16522
Source
Library of Congress
Copyright info
Public Domain