1947 25¢ Plane over
San Francisco-Oakland Bay Bridge
Issue Date: July 30, 1947
City: San Francisco, CA
Printed By: Bureau of Engraving and Printing
Printing Method: Rotary press printing
Perforations: 11 X 10 ½
This stamp was issued for use on airmail matter destined for the Pacific and certain African and Asiatic areas. Most immigrants and travelers from these regions entered the U.S. under the San Francisco-Oakland Bay Bridge.