1862 - 20c indigo, pair with lower sheet margin imperforate and full sheet margin showing frame line at bottom, from 'TORINO 23 GEN 63' to Gers. Extremely rare, E.Diena: 'I know of only one other pair of the 20c with 'Code' on cover.' Signed Grioni, cert. Colla & E.Diena (Sassone 2l - Euro -)
sat 16 May 2026
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