1969 Sc 3646 50th Anniversary of Soviet Revolution in Latvia Scott 3567

1969. 50th Anniversary of Soviet Revolution in Latvia.
Catalogs: Scott 3567, Standard Collection 3646, Michel 3674, Yt 3536.
Condition: MNHOG.
Issued on: January 1, 1969.
Perforation: comb 12.
Printing: Photogravure.
Size: 30 x 42 mm.
Colors: Multicolor.
Face value: 4 Russian kopek.
Print run: 4,000,000.