Kensett & Co., 1¢ green, old paper, rich color, nibbed perf and nicked corner at bottom right, about Fine appearance, a rare Private Die Proprietary issue used for a little over two months, only 27 are recorded in the Aldrich census (of which 20 are reported to be faulty) and additionally states that generally they exist very faulty. Scott No. RP1a  $2,500. $0 (Image)