1867 - 3c green, UNISSUED COLOUR ERROR, with upper
1867
1867 - 3c green, UNISSUED COLOUR ERROR, with upper sheet margin. Beautiful appearance, with only a tiny surface abrasion on reverse. Great rarity of the Italian States, only seven copies recorded. Certs. by Bottacchi, Fiecchi and Oliva certs. (Sassone 21
