1916-1918 a group of 3 cover pieces and AR receipt applied with Kashgar Russian PO cds., f.w. Coat of Arms issues. AR receipt with Peter
1916-1918 a group of 3 cover pieces and AR receipt applied with Kashgar Russian PO cds., f.w. Coat of Arms issues. AR receipt with Peter Holcombe certificate.1916至1918年一組三件喀什俄國客郵局之信封剪片及雙掛號單，均貼軍徽圖。當中雙掛號單附Peter Holcombe證書。
