1909: 14k blue and rose, with diagonal overprint KITAI good used horizontal pair, cancelled "URGA" (MONGOLIA), very rare on 14k, marked URGA by Holcombe on reverse. Very unusual.
1899/1920: Small accumulation on three Minkus pages and a stock card with used values to 7 Dollars, with a range of postmarks including SHANGHAI, HARBIN and VLADIVOSTOK.