cover 1911 (24 Oct.) two similar, opened-out, "Wilson" envelopes to Brimingham bearingset of seven to 4a, on 20c. cancelled by "YATUNG-TIBET" c.d.s. with the registration h.s. alongside, the reverse with India 2½a. and ½a. tied by "YATUNG-TIBET/VIA SILIGURI" c.d.s. with similarly worded registration label; colourful. (2)