1977 SC 4642-4646 Siberian Flora Scott 4565-4569

1977. Siberian Flora.
Catalog numbers: Scott 4565-4569, Standard Collection 4642-4646, Michel 4592-4596, Yvert 4366-4370.
Condition: MNHOG.
Issued on: May 12, 1977.
Perforation: comb 12 x 12½.
Printing: Offset lithography.
Size: 30 x 42 mm.
Colors: Multicolor.
Face value: 2 Russian kopek; 3 Russian kopek; 4 Russian kopek; 6 Russian kopek; 16 Russian kopek.
Quantity: 8,200,000; 7,300,000; 6,300,000; 6,000,000; 4,900,000.