1973 Sc 4148 30th Anniversary of Battle of Kursk Scott 4064

1973. 30th Anniversary of Battle of Kursk.
Catalogs: Scott 4064, Standard Collection 4148, Mi 4098, Yt 3919.
Condition: MNHOG.
Issued on: March 14, 1973.
Perforation: comb 11½.
Printing: Photogravure.
Size: 28 x 40 mm.
Colors: Multicolor.
Face value: 4 Russian kopek.
Quantity: 3,200,000.