1970 Sc 3793-3795 50th Anniversary of Soviet Republics Scott 3713, 3750-3751

1970. 50th Anniversary of Soviet Republics.
Condition: MNHOG.
Catalog numbers: Scott 3713, 3750-3751, Standard Collection 3793-3795, Michel 3741, 3776-3777, Yvert 3594-3595, 3597.
Issued on: March 18, 1970.
Perforation: comb 11½.
Printing: Photogravure.
Size: 37 x 37 mm.
Color: Multicolor.
Face value: 3*4 Russian kopek.
Quantity: 5,000,000; 5,000,000; 5,000,000.