Postal Card, 1920, 1¢ on 2¢ red on cream, die 2, mint card, bright and fresh with crisp corners and edges, Very Fine. Scott No. UX31  $4,250. A RARE EXAMPLE OF THE WASHINGTON D.C. ONE-LINE BLACK SURCHARGE. The Washington D.C. one-line surcharge is one of the rarest non-error United States postal card surcharges. $0 (Image)