1917, 9¢ salmon red, perf 10 at top, Parsons, Kansas precancel, well centered for this typically off centered issue, rich bright color, Very Fine, a very rare stamp in sound condition as most known examples are faulty and poorly centered; with 2013 P.S.A.G. certificate. Scott No. 509a  $11,000. ONE OF THE FINEST KNOWN EXAMPLES OF THE RARE 1917 9¢ FRANKLIN PERFORATED 10 AT TOP. $0 (Image)