1978 Sc 4761ML Summer Olympic Games Scott B77

1978. Summer Olympic Games.
Condition: MNHOG.
Catalog numbers: Scott B77, Standard Collection 4761ML, Michel 4711, Yvert 4470.
Issued on: March 24, 1978.
Format: Mini sheet.
Perforation: comb 12½ x 12.
Printing: Offset lithography.
Colors: Multicolor.
Face value: 20*(20+10) Russian kopek.