VP-33 was a Patrol Squadron of the U.S. Navy. The squadron was established as Patrol Squadron 12-F on 1 November 1935, redesignated Patrol Squadron 12 on 1 October 1937, redesignated Patrol Squadron 5
VP-12 PBY-1 in 1937
VP-33 Pre-deployment for WW2.
VP-12 PBY-1s overfly USS Langley in Alaska in 1938
VP-21 was a Patrol Squadron of the U.S. Navy. The squadron was established as Patrol Squadron 7-B on 23 July 1929, redesignated Patrol Squadron 7-F on 1 July 1931, redesignated Patrol Squadron 7 on 1