CHINA 1927-37 group of Trans-Pacific flight covers (4) incl

CHINA 1927-37 group of Trans-Pacific flight covers (4) incl. 1927 (Jun 9) Shanghai to San Francisco by sea, then flown to New York with flight cachet, 1935 Chungking to Shanghai by air with flight cachet, then by sea to Toronto, 1937 Shanghai to Ohio, via Hong Kong (Apr 29), commem cover with numerous cachets.

Stima:€118.35

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