Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World. Part 1
Lot 22:
1949-52, seven private stationery covers, three different illustrated envelopes representing Bregenz Flight of 1949, two different ones of Austrian Kinderdorf on Postflug Balloon Helvetia Dornbirn, one from Salzburg 2 landed at Rusenheim (Bavaria) all from 1950, printed to order stationery cover to Pestalozzi Foundation of 1952 and mixed franking (Germany) IFRABA Philatelic Exhibition Flight cover, all are fresh and mostly VF, Est. $300-$400
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