1948 Sc 1246-1248 World Chess Championship Scott 1299-1301

1948. World Chess Championship.
Catalog numbers: Scott 1299-1301, Standard Collection 1246-1248, Michel 1292-1294.
Issued on: November 20, 1948.
Perforation: line 12½.
Printing: Photogravure.
Colors: Multicolor.
Face value: 30 Russian kopek; 40 Russian kopek; 50 Russian kopek.
Quantity: 500,000; 1,000,000; 500,000.