1973 Sc 4220 15th Anniversary of Magazine Problems of Peace and Socialism Scott 4124

1973. 15th Anniversary of Magazine Problems of Peace and Socialism.
Catalogs: Scott 4124, Standard Collection 4220, Mi 4167, Yt 3974.
Condition: MNHOG.
Issued on: September 24, 1973.
Perforation: comb 11½.
Printing: Photogravure.
Size: 28 x 40 mm.
Colors: Multicolor.
Face value: 6 Russian kopek.
Quantity: 2,900,000.