Image #1
SOVIET UNION
Postage Stamps of 1941-1991
Lot #
1252 | ** 
| Scott # 1991
| 1957, Konstantin Tsiolkovsky, 40k dark blue and pale brown, complete sheet of 100 (10x10), representing all existing varieties of this stamp, folded once along vertical perforation (5th and 6th rows), full OG, NH, VF and scarce, Est. $150-$200 . |