China 1949 South West China Yunnan Province set of 4 'unit' stamps, SGSW56/59China 1949 South West China People's Republic China general issues, Yunnan Province set of 4 'unit' stamps of Nationalist China to ( ) rose red, overprinted at Kunming, SGSW56 59. Superb set of four unused as issued. A very scarce set of these 'unit' stamps with most attractive designs including steam locomotive, Douglas DC 4, postman on motorcycle and mountains. In March and April 1949 inflation of the Gold Yuan currency became so rapid that it was