1900-36年国外寄中国进口封片4件,分别给予俄国,荷属印度,丹麦,德国,分别落有烟台俄国客邮局戳,上海英国客邮局戳,长春日本客邮局戳,清华园英汉文三格戳等,整体保存完好,请预览。 China Collections and Ranges Postal History 1900-36 a group of four covers, covers sent to Russia, Indonesia, Denmark and Germany with Changchun I.J.P.O., British P.O. in Shanghai., Russia P.O. and Tsinghwayuan bilingual c.d.s respectively.