Philately. heavier Reg letter to Czechoslovakia with Mi.84, 90 and block of four stamp Mi.52, CDS CHOCENGAN 55.10.21, Korean censorship; good condition (Image 1)(Image 2)
Philately. heavier Reg letter to Czechoslovakia, with Mi.84, 97 and block of 6 stamps Mi.52, CDS CHOCENGAN 55.9.10, Korean censorship; good condition (Image 1)(Image 2)