1980 Sc 5006-5011 Helicopters Scott 4828-4833

1980. Helicopters.
Catalogs: Scott 4828-4833, Standard Collection 5006-5011, Michel 4956-4961, Yt 4694-4700.
Issued on: May 14, 1980.
Perforation: comb 12¼ x 12.
Printing: Offset lithography.
Size: 53 x 38 mm.
Colors: Multicolor.
Face value: 1 Russian kopek; 2 Russian kopek; 3 Russian kopek; 6 Russian kopek; 15 Russian kopek; 32 Russian kopek.
Quantity: 7,800,000; 7,300,000; 7,100,000; 6,600,000; 4,700,000; 4,500,000.