1960s a group of 3 PRC covers to Sweden, f.w. C&S series issues, including C72 1st National Games, S40 Pig-Breeding, C88 40th Anniv of
1960s a group of 3 PRC covers to Sweden, f.w. C&S series issues, including C72 1st National Games, S40 Pig-Breeding, C88 40th Anniv of CPC etc, tied by Foochow, Shanghai and Peking cds.1960年代一組三件新中國封寄瑞典,均貼紀特票,包括紀72一運會、特40養豬、紀88共產黨四十週年等,銷福州、上海及北京日戳。