Los 8105
20 penni blue used with 40 penni blue impression on reverse, the famous printed on both sides error, very fine and attractive, one of the most amazing varieties of this issue, only two copies known, both originating from the Fabergé sale, the other copy with a much more worn impression, certificate Schwenson BPP "...It can not be said for sure which time or way the reverse printing has been made."
Provenance: Agathon Fabergé (Harmer, 1939, Lot 181)
Illustrated in Finland Handbook No. 2, page 49
