1986 Sc 5708 40th Anniversary of UNESCO Scott 5507

1986. 40th Anniversary of UNESCO.
Catalogs: Scott 5507, Standard Collection 5708, Michel 5656, Yt 5354.
Issued on: November 04, 1986.
Perforation: comb 11½.
Printing: Photogravure.
Size: 28 x 40 mm.
Colors: Cyan blue, silver.
Face value: 10 Russian kopek.
Quantity: 2,300,000.