Keywords: blackandwhite monochrome black and white 80-G-40287: The U.S. Navy’s, 20mm. gun, an anti-aircraft weapon, was exhibited for the first time in Washington, D.C., January 6, 1943. The gun will be taken on a tour of war plants in thirty-six states, under the direction of the Incentive Division. Admiral Clark H. Woodward, USN, (Retired), Chief of the Navy’s Incentive Division, examines the gun. (2015/10/20). 80-G-40287: The U.S. Navy’s, 20mm. gun, an anti-aircraft weapon, was exhibited for the first time in Washington, D.C., January 6, 1943. The gun will be taken on a tour of war plants in thirty-six states, under the direction of the Incentive Division. Admiral Clark H. Woodward, USN, (Retired), Chief of the Navy’s Incentive Division, examines the gun. (2015/10/20). |