Image #1
SOVIET UNION
Lot # 1039 | P | Scott # 4906
| 1981, Mstislav Keldysh, Mathematician, President of the Academy of Sciences, sunken die stage proof of 4k in brown (engraved color only), artist G. Komlev, size 95x107mm, full OG, NH, VF and very rare, Est. $500-$600 . |