Revenue, 1863, First Issue, $25 Mortgage, Imperf, large to huge margins all around, proof-like color and impression on bright paper, neat 1865 manuscript cancel, an Extremely Fine gem; with 2016 P.F. certificate. Scott No. R100a  $2,700. A EXTRAORDINARY EXAMPLE OF THE IMPERFORATE $25.00 MORTGAGE FIRST ISSUE REVENUE STAMP, CERTAINLY ONE OF THE FINEST KNOWN. $0 (Image)