Documentary, 1871, Third Issue, 5¢ Orange & Black, Center Inverted, unused with bright colors, centered left, trivial tiny translucent spot, Fine; with 2008 P.F. certificate. Scott No. R137a  $5,000. AN EXCEPTIONALLY RARE UNUSED EXAMPLE OF THE 5¢ THIRD ISSUE REVENUE INVERT. Most examples of this rare invert have faults to varying degrees. This unused example leaves the error fully visible. $0 (Image)