my banknote collection: Czech Republic
Czech Republic pick 18a: 100 Korun from 1997
Blue-green, green, and blue-black on lilac and multicolored undeprint. King Karel IV at right and as watermark. Large seal of Charles University at left center on back. With stylized K in circle at lower right on back. Printer: TDLR. Serial prefix C. Arms at center right. Only value in watermark area on back.