This normal letter sent form Doha to England in 9 Dec 1956 with Queen Elizabeth II stamp with India currency overprint. This stamp used in Arabian Gulf area from 1951 to 1957.

This Registered letter No. 7615 carrying In Memory of John F. Kennedy stamps that issue in 18 July 1966. The letter sent from Qatar to India in 18 July 1966 and arrived in 26 July 1966.

This Registered letter No.2006 is sent from Qatar to Australia, dated 6 October 1969.
The letter traveled by Saudi Arabian Airlines. Carrying Qatar Apollo 11 Moon Mission stamps that issue in 1969.