項次 325

1940s a group of 4 North China and Mengkiang surch half value SYS PSC, all applied with commemorative cds such as "6th Anniv of North China GPO", "5th Anniv of Mongolian Postal and Telegraphic Service" etc.

1940年代一組四件華北及蒙疆半值孫像郵資片，均鈐紀念日戳，如“華北郵政總局六週年”、“蒙古郵電事業五週年”等。