RUSSIA. 20 Kopeks, 1910-CNB EB. NGC PROOF-65.KM-Y-22a.1; Bit-110. A brilliant proof with mirrored fields, frosty devices, and pleasing light champagne toning.
RUSSIA. 20 Kopeks, 1910-CNB EB. NGC PROOF-65.KM-Y-22a.1; Bit-110. A brilliant proof with mirrored fields, frosty devices, and pleasing light champagne toning.