cover 1859 (1 Sept.) ½b. (small to very large margins) and ½b. diagonal bisect, cut from upper right to lower left (good margins) on reverse of 1860 (1 Jan.) Bologna local entire, lightly cancelled by diamond grill (the bisect not tied on the hypoteneuse), paying the 3 centesimi rate as confirmed by the "3" handstamp adjacent on the face. Fine and very rare. Enzo Diena Certificate (1980). Sass. L.30,000,000. Photo