Bids to be received by Friday 28th of August 2026 1:00 PM
1937 Souvenir printed airmail envelope from the USA with Detroit Airmail Society 1927-37 printed in blue, and GB EDVIII defins tied by the signature of Luis / Consulate of Spain who served as the Consular Agent in Detroit at this period, stamps tied with special DETROIT / CONSULAIRE handstamp in violet, scarce!