1868 - 20c brownish rose, showing blind double per
1868
1868 - 20c brownish rose, showing blind double perforation at base, from 'ROMA 16 JUL 68' to Florence (experimental circular arrival mark of 17 July). Rare shade combined with unrecorded perforation variety. Envelope possibly unique. CF Bottacchi (Sassone
sat 16 May 2026
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