Category:Iohannes Fridericus Helvetius

**Johann Friedrich Schweitzer**
	Dutch alchemist (1630-1709)
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Date of birth	17 January 1630, 1625; Köthen
Date of death	29 August 1709, 1709; The Hague
Country of citizenship	Germany; Dutch Republic;
Educated at	University of Harderwijk;
Occupation	physician; chemist; non-fiction writer; botanist; physiologist; alchemist;
Field of work	alchemy; medicine; botany;
Relative	Claude Adrien Helvétius (grandson);
Work location	Amsterdam; The Hague; Harderwijk; Köthen;
Authority file
	Q2589707; ISNI: 000000014055708X; VIAF ID: 197900156; GND ID: 12469747X; Library of Congress authority ID: n84805948; Bibliothèque nationale de France ID: 10586813p; IdRef ID: 08563462X; Libraries Australia ID: 35191756; NL CR AUT ID: ntk20221161502; SELIBR ID: 337487; Nationale Thesaurus voor Auteursnamen ID: 07059788X; Libris-URI: 1zcgm1jk2zvb8ww; National Library of Israel J9U ID: 987007272022205171
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Also known as Johann Friedrick Schweitzer (Sweitzer), John Friedrich Helvetius, Johann Fridrich Helvetius etc.

Media in category "Iohannes Fridericus Helvetius"

The following 5 files are in this category, out of 5 total.