Herman Frasch [or Hermann Frasch] (1851 – 1914). German chemist, mining engineer and inventor known for his work with petroleum and sulphur.
- "His father then sent the blue-eyed, red-haired lad to Schwäbisch Hall..." https://books.google.it/books?id=O4rzzkUQyzIC&pg=PA77...
- "The young red-headed boy managed to find some time to amuse himself on his own..." https://digitalcommons.lsu.edu/cgi/viewcontent.cgi...
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