c1944 envelope to a Dutch Officer Capt. A Rentse at O.S.S. Adv. HQ, South East Asia Command(which was located at Kandy, Ceylon) bearing Australia 1d tied AIF Field P.O. /29 located at Northam & with violet framed Australian Imperial /Force /Passed By Censor /193 ……….
Office of Strategic Services (O.S.S.) was a secret USA Government organisation later to become the C.I.A. that used agents to penetrate enemy occupied territory & gather intelligence etc. Capt Rentse was a Dutch officer serving with the O.S.S