1910 10c orange and blue Special Delivery with Inverted Center, mint never hinged, from top left corner of sheet with plate no. F-2228 in selvedge, hinged in selvage only, small owner's handstamp on back, fine and rare, with only 50 examples printed. Edifil #189ei, 1,400€, Scott catalogue value is for hinged. Rsv. (Image)

Scott $ 1,250