1966 Sc 3348-3350 25th Anniversary of Battle of Mosccow Scott 3277-3279

1966. 25th Anniversary of Battle of Mosccow.
Catalog numbers: Scott 3277-3279, Standard Collection 3348-3350, Michel 3299-3301, Yvert 3176-3178.
Condition: MNHOG.
Issued on: December 1, 1966.
Perforation: comb 12½.
Printing: Photogravure.
Size: 65 x 32.5 mm; 37 x 37 mm.
Colors: Dark orange brown; dark lilac brown, yellow brown; yellow, yellow brown.
Face value: 4 Russian kopek; 6 Russian kopek; 10 Russian kopek.
Quantity: 3,000,000; 3,000,000; 3,000,000.