Lot
3163 
1911, 15¢ pale ultramarine, S.L. watermark, o.g., never hinged, perfectly centered, rich radiant color on bright white paper, very fresh, Superb, a stunning example of this very difficult issue.; with 2013 P.S.A.G. certificate Graded 98. Scott Nos. 382 $500.
Realized: $3,000