1859, 2 gr. cobalt, Plate 1, pos. 45, large margins on three sides, just touched at left, used on cover from Palermo, January 1st, 1859 to Assoro on the First Day of Issue – a rare first day cover of attractive appearance. Signed Alberto and Raffaele Diena. Cert. Colla (2016) (Sassone 6b = € 250.000,-)
