1949 Sc 1296I Scientist at microscope Scott 1346

1949. Scientist at microscope. Second printing
Catalog numbers: Scott 1346, Standard Collection 1296I, Michel 1334I, Yvert 1329.

Size: 14.25 x 21.25 mm.
Perforation: comb 12 x 12½.
Printing: Offset lithography.
Colors: Dull brown.
Face value: 30 Russian kopek.