1970 - 1979
Singapore, Michel 122-125, Postfrisch
1970. Sport. 2x 2 Ex.
Singapore, Michel 215-217, Postfrisch
1974. UPU. 3 Ex.
Singapore, Michel 298-301, Postfrisch
1978. Vögel. 4 Ex.
Singapore, Michel 246-249, Postfrisch
1976. Wayside trees. 4 Ex.
Singapore, Michel 295-297, Postfrisch
1978. Parks. 3 Ex.
Singapore, Michel 167-169, Postfrisch
1972. Schiffe. 3 Ex.
Singapore, Michel 182-185, Postfrisch
1973. National Day. 4-Block.
Singapore, Michel 209-212, Postfrisch
1974. Fisch. 4 Ex.
Singapore, Michel 335-338, Postfrisch
1979. International year of the Child. 4 Ex.
Singapore, Michel 126-128, Postfrisch
1970. SHIP REPAIR + BUILDING. 3 Ex.
Singapore, Michel 218-220, Postfrisch
1974. World Population Year. 3 Ex.