1910 Chaotung (19 Mar) to Peking, f.w. Coiling Dragon 2c, tied by Yunnan Chaotung double-ringed lunar year cds. Transit Chungking (31 Mar).
1910 Chaotung (19 Mar) to Peking, f.w. Coiling Dragon 2c, tied by Yunnan Chaotung double-ringed lunar year cds. Transit Chungking (31 Mar). Arrived Peking (14 Apr). Example of overland route which is rather unusual as taking Indochina sea route costed the same rate. 經八莫。12.10經騰越。附原信。蔡盛舊藏。2024.11 艾華秋 拍，拍品號866。 1910.3.19 昭通寄北京，貼蟠龍2分，銷雲南昭通雙圈干支日戳。3.31經重慶。4.14抵北京。由於走印支海路寄國外同樣只收 取國內郵資，故走國內陸路者較罕。
