China. (Tibet - India used Abroad). 1947. India KGV1 postal stationery envelope 'one anna half pie' brown cancelled by Kalimpong date stamp with Pharijong transit on reverse 'April 47' addressed to Lhasa in combination with Tibet SG 11B, 1t bluish red and SG 12B, 2t scarlet tied by Pharijong date stamp.
Scarce combination paying the 3tr rate with shade noted by Flack but not listed in Stanly Gibbons.
Very fine with Geoffrey Flack certificate.