1981 Sc 5162-5167 Cadet Sailing Fleet of the USSR Scott 4981-4986

1981. Cadet Sailing Fleet of the USSR.
Catalog numbers: Scott 4981-4986, Standard Collection 5162-5167, Michel 5112-5117, Yvert 4847-4852.
Condition: MNHOG.
Issued on: September 18, 1981.
Perforation: comb 12½ x 12.
Printing: Offset lithography.
Size: 42 x 30 mm; 30 x 42 mm.
Colors: Multicolor.
Face value: 4 Russian kopek; 6 Russian kopek; 10 Russian kopek; 15 Russian kopek; 20 Russian kopek; 32 Russian kopek.
Quantity: 7,200,000; 6,500,000; 6,200,000; 5,200,000; 4,700,000; 4,500,000.