Paper, ink. SFO Museum Collection. 2007.100.001 a b.
a. Airmail flight cover, first airmail flight, CAM-34, New York - Los Angeles route; circular black cachet with image of biplane in flight at sunset; white envelope with red and blue border promoting Indianapolis as the “Crossroads of the air”; postmarked October 25, 1930 in Los Angeles with wavy cancellation mark over 5-cent stamp; no backstamp; addressed to Shirley Ann Turner. b. Letter from sender; donor's father. Dimensions: 6.25” x 8.50”..
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