20th May 1986 Nature Conservation Fine Arts No.13 Official FDC, with Lady's Slipper Orchid Grassington H/S. Doubled with the 1998 Endangered Species Lady Slipper Orchid 26p Stamp & Grassington Skipton H/S.The original Cover is a Limited Edition of only 850 & signed by Ken Lilly the Stamp Designer. Pristine Condition. Cover sealed.