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The previous picture came from Kutter's book from 1977. This is Linsenmaier's original from 1951:
Linsenmaier's colour version of 1951:
Kutter's version of 1968:
And Wilson's version (find the mistakes!):
For good reproductions of the last 3 pages, go to https://www.e-periodica.ch/digbib/volumes?UID=ihf-001 and see volume 6. 6a is also from H. Kutter.