USS Yorktown (CV-5) Bombing Squadron Five (VB-5) SBD-3 aircraft spotted forward on the flight deck, during operations in the Coral Sea, April 1942. VB-5 painted individual plane numbers on the engine cowling, as seen here. Scouting Squadron Five (VS-5) planes had the numbers on the wing leading edge. Courtesy of the U.S. Naval Institute, 1984. U.S. Naval History and Heritage Command Photograph.