Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Algeria - Zeppelin Flight - 1933 (June 3-6), 2nd SAF registered postcard to Brazil, franked by eight adhesives, including 10fr brown and rose, tied by Alger date stamp, Friedrichshafen ''3.6.33'' connection, green confirmation marking, Pernambuco receiver on the back, VF and scarce, M. Fehr certificate, Sieger #214, Scott #66