Typed paper attached to photo, "SCENE OF AIR RACES. This photo and artist's sketch shows how the Pacific International Air Races will be flown at Oakland Municipal Airport May 28, 29 and 30. Grandstand, with parking space, has been sketched in, as well as three of the five pylons, with flight legs." Photo is an aerial view of the Oakland Airport and the surrounding area. White marks indicate the path of the race, parking areas, etc.