1973 SC 4166-4172 Russian Paintings Scott 4074-4080

1973. Russian Paintings.
Condition: MNHOG.
Catalog numbers: Scott 4074-4080, Standard Collection 4166-4172, Michel 4115-4121, Yvert 3928-3934.
Issued on: April 18, 1973.
Perforation: comb 12 x 12½.
Printing: Offset lithography.
Size: 38 x 52 mm; 52 x 32 mm.
Colors: Multicolor.
Face value: 2 Russian kopek; 4 Russian kopek; 6 Russian kopek; 10 Russian kopek; 20 Russian kopek.
Quantity: 6,000,000; 6,000,000; 5,300,000; 5,000,000; 4,600,000; 4,200,000; 4,000,000.