Table from Becher's Opuscula chymica (17th century). Johann Joachaim Becher (1635-1682) was a German physician and alchemist. This table classifies known substances under the headings minerae (minerals),metalla (metals),mineralia (mostly ores),salia (salts),decomposita (inorganic materials),terrae (mainly oxides),distillata (mineral acids),olea (includes vitriol,water-glass and tuprentine),limi (minerals) and compositiones (secret preparations) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Terry, Sheila |
Taille de l’image : | 4324 px × 4087 px |
Model Release : | Non requis |
Property Release : | Non requis |
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