Description
MiNo. 946 MC 
Thailand
MiNo. 946 RaTdr., Wz 3, perf. K 13:13 1/4
MC, Issue date: 12/08/1980
Picture descriptions:
xr) Queen Sirikit, winner of the Ceres Medal from the FAO
946 75 S multicolored xr
Here as a maximum card with First Day special postmark