p55s: 20 Franken from 1978

(1978-1992). Blue and multicolor. Horace-Bénédict de Saussure at right, hygrometer at left. Similar to #54, but underprint at upper margin on face goes to the margin. Back: Fossel and early mountain expedition team hiking in the Alps on vertical format. Watermark: Horace-Bénédict de Saussure. Printer: OHZ. Perforated: SPECIMEN.

• Country & Pick Number:Switzerland p55s
• Denomination & Currency:20 Franken
• First Year of Issue:1978
• Issue Type: Specimen Note