Pro Aero 1943 Aviation Postcard Oscar Bider 1913

This vintage aviation postcard features Oscar Bider, a pioneering aviator, standing in front of an aircraft. The postcard commemorates a special postal flight across the Alps from Berne to Milan on July 13, 1943. The postcard is a unique piece of aviation history and would make a wonderful addition to any aviation collection. The postcard has a charming vintage aesthetic and is sure to be a conversation starter.