1923年海外寄中国欠资封2件,包括23年12月7日日本横滨寄上海,贴日本1.5钱邮票,盖日本欠资戳,有上海12月12日到达戳;23年12月29日美国寄上海,贴美国2分票,到上海贴北京一版欠资5分2枚,销上海24年1月17日戳,整体保存完好ChinaPostary HistoryRepublic of China1923 Two incoming postage due covers, 1/ 1923 (17 Dec.) Japan to Shanghai cover, bearing 1.5s., with boxed postage due seal in red, on the reverse with Shanghai arrival c.d.s. (12 Dec.), 2/ 1923 ( Dec.) USA to Shanghai cover, bearing 2c., with New York circle postage due handstamp, in Shanghai added a pair 5c. postage due stamp. tied by Shanghai c.d.s.































