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Final Price: unsold
1952（12.11） Airmail cover from Chungking to Shanghai（4.12），bearing 3 R and SC stamps，totally 2，300 Yuan，correct postage（flat rate 00 Yuan + air rate 1，500 Yuan）. The 1，500 Yuan air rate was only valid from May 1，1952 till January 4，1953. This cover was delayed for 18 days（missing 2 flights），h.s.（1.12） Chungking Receiving，obverse with airmail label，rare delayed South West Area airmail cover.
