Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Great Britain - Zeppelin Flight - 1933 (May 6-10), 1st SAF postcard from London to Brazil, franked by 5 King George V values, red Berlin - Friedrichshafen connection, blue confirmation cachet and Rio de Janeiro ''10.MAI.33''arrival marking, VF, Sieger #202, Est. $200-$250, Scott #189, 195