拍品號碼 4195

1960至80年代一組約37枚機要通信實寄封，包括少數民族雙文字戳、火車郵局戳、郵資已付戳等嵌“機要”字樣等較少見的郵戳。有趣的郵集。請預覽。 including nice Railway Post Office, Sinkiang, Inner Mongolia, Postage Paid markings bearing "Confidential" inscriptions. An interesting lot. Please view.