Photo: AN 38177, USN 428439
Caption: Part of a VP-3 Sqdn. in flight
Photographer may be Buda Von Wyen
VP-3 was based in San Diego during 1936 (Black Cats and Dumbos, p.132 and p.140) and flew 23 PBY-1s to Coco Solo, Panama Canal Zone in 1937-Jun (PBY Catalina in Action, p.9).
(Photo courtesy of the Naval Historical Center, US Navy)