(Multiples) 1¢ Blue, block of four, small faults, each stamp tied by Boston "Paid" framed cancel (Skinner-Eno PM-PF 12) on cover to Keene N.H., dark red "Boston Mass Feb 18" origin cds, prepaid 1¢ for to the mail carrier fee plus 3¢ postage; some edge wear, Very Fine, ex-Emerson, James Lee. Scott No. 63  Estimate $1,000 - 1,500. AN EXTRAORDINARY USE OF A 1¢ 1861 ISSUE BLOCK OF FOUR PREPAYING THE CARRIER FEE AND 3¢ LETTER RATE, THE FINEST OF ONLY THREE RECORDED BLOCKS OF FOUR ON COVER. $0 (Image)