1969 Sc 3693 25th Anniversary of Liberation of Nikolaev Scott 3616

1969. 25th Anniversary of Liberation of Nikolaev.
Catalogs: Scott 3616, Standard Collection 3693, Mi 3643, Yt 3507.
Condition: MNHOG.
Issued on: July 15, 1969.
Perforation: comb 12½ x 12.
Printing: Photogravure.
Size: 42 x 30 mm.
Colors: Red.
Face value: 4 Russian kopek.
Quantity: 5,000,000.