XU8XU5-- 15c.pair and Postage 4c. and 5c. (2, one torn) on reverse of 1932 flown "red band" XU5 (roughly opened at left) from Tihwa to Tientsin via Kalgan, cancelled by bilingual c.d.s. A rare franking. B.P.A. certificate (1972). S.G. 53,54,85. Photo.