p59d: 1000 Franken from 1987

1987 (57, 58, 59). Purple on multicolor underprint. Auguste Forel at right, diagrams through a brain and a nerve cell at left. Back: Ants and ant-hill schematic on vertical format. Watermark: Auguste Forel. Printer: OHZ.

• Country & Pick Number:Switzerland p59d
• Denomination & Currency:1000 Franken
• First Year of Issue:1987
• Issue Type: Regular Issue