1861, 1¢ Blue, Types I & II, vertical pair (top type I and type II at bottom), blue target cancels, exceptional centering amid wide margins, rich vibrant color and crisp detailed impression, an Extremely Fine gem pair; with 1991 P.S.E. and 2002 P.F. certificates. Scott No. 18,20  $950. UNDOUBTEDLY THE FINEST KNOWN USED 1861 1¢ TYPES I & II COMBINATION PAIR. $0 (Image)