i have a swiss coin with a notch on the top. is it an error or does this normally happen with swiss coins?
http://i13.photobucket.com/albums/a262/Inventor1210/Swiss001.jpg Here is a picture of the coin, its a bit fuzzy because my camera is pretty bad but, the notch is shown on the top.
It appears to be a 10 Rappen? The notch is difficult to make out. From your description it looks like a clipped planchet. Bone