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- The William Willis Patents, 1873 to 1913
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- Early researchers knew that under certain circumstances images could be made out of platinum, but these pictures were of very poor quality, and it was generally considered that platinum was not suitable for photography. Eventually William Willis jnr, of Bromley, England, made the technical breakthrough, and invented a practical process for making photographs from platinum. He called them platinotypes. Willis’s…
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- The Platinotype, 1883, Pizzighelli and von Hübl
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- William Willis jnr invented platinum/palladium printing, but he kept the details secret so he could commercialise the process. However, such was the demand that others sought to reverse-engineer his invention. In 1883, Josef Pizzighelli and Arthur Baron von Hübl, both Captains in the Austrian army, published Die Platinotypie which explained the full process in great detail. This was quickly translated…
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