1863, 2¢ black, Diagonal Bisect, Used As Part of 3¢ Rate. In pair with single, tied by circular handstamps on cover to Harrisburg, Pa., 1866 docketing and small portion of Pennsylvania town cancel at upper left, fresh and Very Fine; with 1967 P.F. certificate. Scott No. 73a  $1,750. $0 (Image)