SWITZERLAND. Schweizerische Nationalbank. 500 Franken, 1939. P-36c. PMG Choice Very Fine 35.Printed by W&S. 7th September, 1939. This large format note boasts a dark red primary design with a gold undertint. On the reverse, is a trio of women sewing. One of only three examples graded by PMG for the variety. Rare. PMG Pop 1/1 Finer.