Bidspirit Auktion | Sardinia - 20 cent. Indigo

Sardinia - 20 cent. Indigo with double frame line - 1862 - 20 cent. indigo n.15E mint with original gum, MH. The specimen has a second effigy impressed in the left margin and has the external frame line both on the left and at the bottom (Pos.46 corner of the sheet). Uncommon set.