10 Centesimi, deep black, 1850 / 54, on usual handmade paper with sheet watermark 1, Ferchenbauer special catalogue (2008) number 2 M III, part of postal imprint from "VENEZIA", on all sides with enormous margins piece, very fine, signed Ferchenbauer, abridged certificate Dr. Ulrich Ferchenbauer VOEB (1987), Ferchenbauer special 260.-