1851, 1¢ blue, types II & IV, top margin horizontal combination strip of 3 (position 2R1L - 4R1L, types IV-IV-II), position 4R1L with double transfer showing in top left and bottom right scrolls, light Boston large "Paid" in grid cancels, ample to mostly huge margins encompassing significant portions of adjacent stamps at bottom, beautiful rich vibrant color enhancing a sharp proof-like impression, Superb, a remarkable combination strip of three; with 2012 P.S.E. certificate. Scott No. 7,9  $745 for pair and single. $0 (Image)