1961 SC 2523-2525. 20 anniversary of the beginning of the Great Patriotic War. Scott 2512-2514

1961. To the 20 anniversary of the beginning of the Great Patriotic War.
Catalog numbers: Scott 2512-2514, Standard Collection 2523-2525, Michel 2515, 2546, 2568, Yvert 2444-2446.
Perforation: Comb 12½ x 12.

Colors: Multi-color.
Printing: Offset lithography. Photogravure.
Print run: 2,500,000; 2,200,000; 2,000,000.