1870, 6¢ carmine, H. grill, intensely rich color and wide margins, grill impression clearly visible, tied by bold blue four-bar handstamp with matching "Chicago, Ill., Jul 29" alongside on double rate cover to Bristol Mills, Me., Extremely Fine, quite certainly one of the finest single usages of the 1870 6¢ Grilled Banknote issue; with 2011 P.F. certificate. Scott No. 137  Estimate $750 - 1,000. $0 (Image)

1870, 6¢ carmine, H. grill, full toned o.g., choice centering amid well balanced margins, strong bright color, Very Fine to Extremely Fine, a very scarce original gum example of the 1870 6¢ Banknote H. Grill issue; with 2013 P.S.E. certificate. Scott No. 137  $5,000. $0 (Image)