USA 1925-34 group of Trans-Oceanic flight covers (11) written up on leaves incl

USA 1925-34 group of Trans-Oceanic flight covers (11) written up on leaves incl. 1925 (Aug 22) 'United States First Flight Hawaiian Islands', 1930 (Oct 10) American Legion Convention flight (sent to Friedrichshafen where German issues applied, then flown from Lisbon to Rio on DO-X, onwards to Boston, then flown to Istanbul), 1931 (Sept 8) Allen and Moyle Tokyo to Seattle (signed by both), a pair of Ruth Nichols 1931 (June 22) covers (attempted New York to Paris, crashed in New Brunswick, both signed) etc.

Stima:€236.71

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