This woman is loading powder into cartridges of .30 caliber tracer bullets in the assembly division of the Frankford Arsenal in Philadelphia, Penn., on July 27, 1940 during World War II. (AP Photo)
This woman is loading powder into cartridges of .30 caliber tracer bullets in the assembly division of the Frankford Arsenal in Philadelphia, Penn., on July 27, 1940 during World War II. (AP Photo)