Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Russia And Soviet Union - First and Pioneer Flights - 1932 (August 23-31), Franz Josef Land Flight postcard and two covers, franked by 50k (card) and 1r (each cover), all cancelled by Franz Josef Land ''26.VIII.32'' special ds, covers are different by Arkhangelsk transit markings of ''23.8.32'' or ''28.8.32'', each one with appropriate confirmations and receivers, in addition card franked by 50k from Vladivostok to San Francisco, all are VF, Est. $300-$400, Scott #C34-35