1978 31¢ Wright Brothers and Plane
Issue Date: September 23, 1978
First City: Dayton, Ohio
Quantity Issued: unknown
Printed by: Bureau of Engraving and Printing
Printing Method: Lithographed, engraved (Giori)
Color: Ultramarine and multicolored
This stamp was issued to commemorate the 75th anniversary of Orville and Wilbur Wright’s historic first powered flight in 1903. This issue is the first in a series of international airmail stamps that honors American aviation pioneers and significant aviation developments.