Examples of the type

Picture 1 of the example of ½ Franc (Helvetia standing; silver) Picture 1 of the example of ½ Franc (Helvetia standing; silver)
© Bart van Gils (CC BY-NC-SA)
Private collection
1943 B
Picture 1 of the example of ½ Franc (Helvetia standing; silver) Picture 1 of the example of ½ Franc (Helvetia standing; silver)
© emelinbarde_0 (CC BY-NC-SA)
Private collection
1950 B
Picture 1 of the example of ½ Franc (Helvetia standing; silver) Picture 1 of the example of ½ Franc (Helvetia standing; silver)
© emelinbarde_0 (CC BY-NC-SA)
Private collection
1952 B
1961 B
https://auctions.schulman.nl/lots/view/1-C58E8X/12-frank