1951 Sc 1564-1565 Great October Revolution Scott 1596-1597

1951. Great October Revolution.
Catalog numbers: Scott 1596-1597, Standard Collection 1564-1565, Michel 1599-1600.
Issued on: November 6, 1951.
Perforation: line12¼.
Printing: Collotype.
Colors: Multicolor.
Face value: 40 Russian kopek; 1 ₽ – Russian ruble.
Quantity: 1,000,000; 1,000,000.