1918年5月29日寄天津大型保险 (值500 卢布) 封, 通信双方与上封同, 贴25戈比二十四枚, 另两枚20 戈比贴于封背, 共贴邮资6 卢布40 戈比, 销Ka-2b 型日戳及盖有邮戳于另一旁, 在封背盖6月14日的喀什分发戳及五枚红色火漆, 另一不多见的高邮资封. 品相中上.SinkiangRussian Post OfficeKashgar1918 (29 May) large insured (for 500 roubles) envelope to Tientsin from the same correspondence bearing Arms 25k. (24) and, on the reverse, 20k. (2) paying the same 6r.40 rate; the stamps are cancelled by the type Ka-2b c.d.s. with another strike alongside and, on the reverse the despatch c.d.s. (14.6) and five red wax seals. An unusual franking. Photo