1974 Sc 4285. 50th Anniversary of Central Museum of the Revolution. Scott 4195

1974. 50th Anniversary of Central Museum of the Revolution.
Catalogs: Scott 4195, Standard Collection 4285, Michel 4235, Yt 4035.
Issued on: 1974-05-07.
Perforation: comb 11½
Printing: Photogravure
Size: 40 x 28 mm
Colors: Purplish-red, olive, golden
Face value: 4 Russian kopek
Print run: 3,600,000