Ceylon: 1971 O.H.M.S. Aerogramme Form

O.H.M.S. aerogramme form sent from Colombo (22. 2. 71) to India with red „Colombo Official Paid“ circular handstamp of 25 FE 71.

Very thin paper, IMPERIAL AIR MAIL watermark, year code „A“ below  „AIR MAIL“ for 1967.