1960 Sc 2309 100 anniversary since the birth of G.N.Gabrichevsky. Scott 2296

1960. To the 100 anniversary since the birth of G.N.Gabrichevsky.
Catalog numbers: Scott 2296, Standard Collection 2309, Michel 2315, Yvert 2257.
Perforation: comb 12 x 12½.

Colors: Brown, fiolet.
Printing: Intaglio. Comb perf.

Print run: 1,500,000.