Ceylon. (Indian Field Post Office). 1942. Air Mail envelope written from 'H.Q. 2nd Echelon, Ceylon c/o Field Post Office, Colombo' headed 'On Active Service' addressed to India bearing SG 388, 6c black and blue (pair) tied by F.P.O./ No 74' date stamp with oval 'No 5 Indian Field Censor Unit' in green on face and triangular 'Passed by Censor/ D - 4' applied on arrival with Madras arrival '4th Feb 42.
Very attractive cover.