President Harry S. Truman shakes hands with United States Navy officer George M. Brown, just before his retirement on December 1, 1951. From left to right: Martin J. Bower, George M. Brown, Secret Service agent R. J. Jamison, President Truman, Captain Cecil Adell (mostly obscured), and Rear Admiral Robert Dennison. This ceremony took place during President Harry S. Truman's vacation to Key West, Florida, at the Boca Chica naval base.