1964 Sc 2948 150th Anniversary of Union Russia and Azerbaijan Scott 2898

1964. 150th Anniversary of Union Russia and Azerbaijan.
Catalog numbers: Scott 2898, Standard Collection 2948 Michel 2913, Yvert 2820.
Condition: MNHOG.
Issued on: May 27, 1964.
Perforation: comb 12 x 12½.
Printing: Offset lithography.
Size: 37 x 26 mm.
Colors: Multicolor.
Face value: 4 Russian kopek.
Quantity: 250,000.