1913-1914 a group of 5 used ROC express letter stamps. One applied with Tsitsihar cds which is rather scarce.
1913-1914 a group of 5 used ROC express letter stamps. One applied with Tsitsihar cds which is rather scarce.1913至1914年一組五件民國快信郵票舊票，當中一枚鈐齊齊哈爾日戳，頗為少見難得。
