Sinkiang 1940 issue lithograph, imperf. 1, 2, 4, 10, 20 and 50 cents. Sinkiang 1948 provisional issue, overprinted values $10,000 on 2 cents blue, $20,000 on 4 cents green, 2 different characters on top overprints, $30,000 red overprint on 4 cents

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