Bidspirit auction | 1864 - 1/2 baj violet

1864 - 1/2 baj violet grayish (1A), block of four, edge of sheet, the first specimen with the affected upper margin, the other perfect, used on fragment in Viterbo 17/10/1866. Cert. A. and E.Diena. Ex coll. Imperato. Cat. 5,500.