Photograph of the Douglas XB-19 long range bomber in flight. The single prototype built was the largest bomber aircraft built by United States during WWII. (U.S. Air Force Photograph.)

Douglas XB-19

June 21, 2014

by Lone_Sentry_Admin

1 min read

Photograph of the Douglas XB-19 long range bomber in flight. The single prototype built was the largest bomber aircraft built by United States during WWII. (U.S. Air Force Photograph.)

Photograph of the Douglas XB-19 long range bomber in flight. The single prototype built was the largest bomber aircraft built by United States during WWII. (U.S. Air Force Photograph.) — (U.S. Air Force Photograph.)

An armorer loads ammunition in the guns in the nose of a P-38 Lightning fighter. (U.S. Air Force Photograph.)

Illustration of the M2 .50 Cal. Browning Machine Gun with Heavy Barrel. (U.S. War Department Technical Manual.)

M2 Browning .50 Cal. Machine Gun

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