1863 - De La Rue, 5c grey green, 30c brown, 40c ca
1863
1863 - De La Rue, 5c grey green, 30c brown, 40c carmine pink and 60c light lilac, archival proofs in the final colors, in blocks of four, unperforated, MNH. Cert. Manzoni (Sassone P16+P19+P20+P21 - € 8.040+)