(Printing Varieties) 1¢ Blue, Double Transfer in "U" At Bottom, strong impression, tied by bold strike of "Pottsville Pa. 14 Sep" duplex with circular grid cancel on orange local drop cover; pulled perf at top, Fine and scarce variety; with 2014 P.F. certificate. Scott No. 63 var.  Estimate $100 - 150. $0 (Image)