1955 Sc 1746B BL 20 Lomonosov Moscow State University Scott 1786a

1955-1956. Lomonosov Moscow State University.
Catalog numbers: Scott 1786a, Standard Collection 1746B BL 20, Mi BL 19, Yt BF16.

Perforation: frame 12½ x 12.
Printing: Offset lithography.
Colors: Multicolor.
Face value: 4*40 Russian kopek.