cover 1915-31 envelopes (32, mostly native types), the collection including sixteen bearing 1915-19 values from offices including Hami, Mamass, Suiting, Tihwa and Turfan, 1928 Assumption sets (3) on covers from Kuche (registered), Rhestan and Yutien Sin, seven items of incoming mail with one from Russia - censored and with several Officially sealed labels; two items with additional stamps removed though an attractive and seldom offered group