Special Delivery, 1914, 10¢ Ultramarine, o.g., never hinged, perfect centering amid huge beautifully balanced margins, radiant color and Post Office fresh, Extremely Fine to Superb, a remarkable gem; with 2010 P.F. certificate and 2016 P.S.E. Graded certificate (XF-Sup 95, SMQ $1350). Scott No. E9  $425. $0 (Image)