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Alchemist at work by Mattheus van Helmont
The alchemist by Bruegel the Elder
The Alchemist, Francois-Marius Granet;
'Bald-Headed Alchemist', by David Teniers II
Engraving of Basil Valentine
Soot-stained alchemical text
Christophorus Parisiensis’ 'Opera' with annotations
Charles Meer Webb's 'Search for the Alchemical Formula';