The physautotype is produced using lavender dissolved in alcohol. When it was invented in 1832 by Niépce and Daguerre the emulsion was then applied to a silver plate and exposed in a camera obscura. It can also be done today.
What’s wrong with Daguerre? Reconsidering old and new views on the invention of photography – a new publication on Daguerre, Talbot, Bayard, and Niépce from Hans Rooseboom.
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