1970 Sc 3836-3840 Fauna of Sikhote-Alin Nature Reserve Scott 3759-3763

1970. Fauna of Sikhote-Alin Nature Reserve.
Condition: MNHOG.
Catalog numbers: Scott 3759-3763, Standard Collection 3836-3840, Michel 3787-3791, Yvert 3644-3648.
Issued on: August 19, 1970.
Perforation: comb 12½ x 12.
Printing: Offset lithography.
Size: 42 x 30 mm.
Color: Multicolor.
Face value: 4 Russian kopek; 6 Russian kopek; 10 Russian kopek; 16 Russian kopek; 20 Russian kopek.
Quantity: 6,000,000; 6,000,000; 5,000,000; 5,000,000; 5,000,000.