USA 1920-25 group of flight covers (5) written up on...

USA 1920-25 group of flight covers (5) written up on leaves with 1920 (Oct 15) first flight Seattle to Victoria, with a second cover flown on the return leg from Victoria, 1923 (April 9) cover with 'First Trip Via Hydroplane Mail New Orleans to Pilottown' cachet, 1925 (Aug 19) Seattle to Washington by seaplane, with a second cover dated 11th November. A scarce group.

Stima:€142.02

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