Examples of the type

Picture 1 of the example of 100 Schilling (Johann Strauss) Picture 1 of the example of 100 Schilling (Johann Strauss)
© La Catastrophe ultraviolette (CC BY-NC-SA)
1975
Picture 1 of the example of 100 Schilling (Johann Strauss) Picture 1 of the example of 100 Schilling (Johann Strauss)
© La Catastrophe ultraviolette (CC BY-NC-SA)
1975 – (en) Proof