Frankford arsenal hi-res stock photography and images - Alamy

Frankfort arsenal hi-res stock photography and images - Alamy

Woman operating punch press, Frankford Arsenal, Frankford, Pa Stock Photo - Alamy

Frankford arsenal hi-res stock photography and images - Alamy

Frankford arsenal history hi-res stock photography and images - Alamy

Frankford arsenal history hi-res stock photography and images - Alamy

World war i arsenal hi-res stock photography and images - Alamy

Frankford arsenal hi-res stock photography and images - Alamy

American military arsenal hi-res stock photography and images - Alamy

American war arsenal hi-res stock photography and images - Page 3 - Alamy

Arsenal museum hi-res stock photography and images - Page 32 - Alamy

Schuylkill arsenal hi-res stock photography and images - Alamy

Arsenal cap hi-res stock photography and images - Alamy

Frankford arsenal hi-res stock photography and images - Alamy

American arsenal hi-res stock photography and images - Page 5 - Alamy

Frankford arsenal history hi-res stock photography and images - Alamy