1965 Sc 3095-3097 Cosmonautics Day Scott 3019-3021

1965. Cosmonautics Day.
Catalog numbers: Scott 3019-3021, Standard Collection 3095-3097, Michel 3038-3040, Yvert 2939-2941.
Condition: MNHOG.
Issued on: April 12, 1965.
Perforation: comb 11½.
Printing: Photogravure.
Size: 28 x 40 mm.
Colors: Multicolor.
Face value: 4 Russian kopek; 12 Russian kopek; 16 Russian kopek.
Quantity: 4,000,000; 4,000,000; 4,000,000.