![](http://www.alamy.com/thumbs/6/E993E416-7CD0-45EF-8667-63C4FD18FD95/D96JP9.jpg)
Claude Louis Berthollet (1748-1822) French chemist. Portrait from obverse of commemorative medal.
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Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 1748-1822, archival, archive, berthollet, chemical, chemist, chemist., claude, commemorative, french, historical, history, louis, medal., nomenclature, obverse, portrait, scientist