1946 King George II mourning issue complete set of 3 values on cover. The 250 Drs./3 Drs. canceled with "ΑΘΗΝΑΙ 6.IV.1947", the 50 Drs./1 Dr. and the 600 Drs./8 Drs. with "ΑΘΗΝΑΙ 15.IV.47" (Hellas 667/669)