Corinphila Auction 284-290 Day 5

1862 (July 11): Cover from Milano to Piacenza, bearing 1862 20 c. indigo, a fresh single adhesive showing variety: imperforated at base, sheet margin with complete 'linea di riquadro' included, tied by MILANO cds in black. Reverse with PIACENZA arrival cds of the next day. An appealing cover with this sought after variety. Signed A. Diena, G. Bolaffi, Vaccari; cert. E. Diena (1984) Sassone = € 12'000.