Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 1
Lot 299:
1933 (July 1-4), 3rd SAF registered cover from Tunis to Uruguay, franked by six stamps, including five air post values with blue surcharge 1.50fr on 2.55fr lilac and olive brown, Marseille ”19.6.33” (on reverse) and Friedrichshafen ”1.7.33” connections, blue confirmation marking and Montevideo ”Jul. 8.33” arrival ds, VF and scarce, Sieger #219, Est. $400-$500, Sc. #C12
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