Primary 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.
Czech Republic pick 19a: 200 Korun from 1998
1998. Deep brown on light orange and light green underprint. Jan Amos Komensky at right and as watermark, arms at center right. With stylized open book at lower right on back. Back: hands outreached at left center, stylized open book at lower right. Printer: STC-P. Serial prefix C. Arms at center right. Only value in watermark area on back. Fibers added to paper. Artists: Kulhanek, engraving Ondracek, Fajt.
Czech Republic pick 24a: 500 Korun from 2009
2009. Dark brown, brown, and brown-violet on pink and tan underprint. Bozena Nemcova at right. Back: laureate young woman's head at center. Watermark: Bozena Nemcova. Printer: STO-P. Series number prefix E.