1976 SC 4514 BL 114 15th Anniversary of First Manned Space Flight Scott 4431

1976. 15th Anniversary of First Manned Space Flight.
Condition: MNHOG.
Catalog numbers: Scott 4431, Standard Collection 4514 BL 114, Michel BL 111, Yvert BF110.
Issued on: April 12, 1976.
Perforation: frame 12 x 12¼.
Printing: Offset lithography and Recess.
Size: 65 x 100 mm.
Colors: Multicolor.
Face value: 50 Russian kopek.
Quantity: 450,000.