3a 6p ultramarine and 4a sage green GV issue tied on airmail piece by good strike of Indian 'F.P.O. No. 9' cds dated 8 JUN 1937 located at GHARIOM CAMP in WAZIRISTAN on the border of AFGHANISTAN. The piece predates Proud by 2 months. Very scarce. (SG 238 & 211)