1964 Sc 3041 Death Centenary of V.Ya.Struve Scott 2970

1964. Death Centenary of V.Ya.Struve.
Catalog numbers: Scott 2970, Standard Collection 3041, Michel 2990, Yvert 2886.
Condition: MNHOG.
Issued on: November 30, 1964.
Perforation: comb 12¼ x 12.
Printing: Photogravure.
Size: 26 x 37 mm.
Colors: Multicolor.
Face value: 4 Russian kopek.
Quantity: 3,000,000.