North China 1949 Mi# 57 A (*) Mint No Gum - 28th Anniversary of the Founding of the Chinese Communist Party / Mao - Cina Del Nord 1949-50
North China 1949 Mi# 57 A (*) Mint No Gum - 28th Anniv. Of The Founding Of The Chinese Communist Party / Mao - Cina Del Nord 1949-50