Langelot, Joel (1672). "An Extract of a Latin Epistle of Dr. Joel Langelot, Chief Physitian to the Duke of Holstein Now Regent: Wherein is Represented, That by These Three Chymical Operations, Digestion, Fermentation, and Triture, or Grinding, (Hitherto, in the Authors Opinion, Not Sufficiently Regarded) Many Things of Admirable Use May be Performed. English'd by the Publisher". Philosophical Transactions of the Royal Society. 7 (87): 5052–5059. Bibcode:1672RSPT....7.5052L. doi:10.1098/rstl.1672.0044. JSTOR100957.
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Langelot, Joel (1672). "An Extract of a Latin Epistle of Dr. Joel Langelot, Chief Physitian to the Duke of Holstein Now Regent: Wherein is Represented, That by These Three Chymical Operations, Digestion, Fermentation, and Triture, or Grinding, (Hitherto, in the Authors Opinion, Not Sufficiently Regarded) Many Things of Admirable Use May be Performed. English'd by the Publisher". Philosophical Transactions of the Royal Society. 7 (87): 5052–5059. Bibcode:1672RSPT....7.5052L. doi:10.1098/rstl.1672.0044. JSTOR100957.
jstor.org
Langelot, Joel (1672). "An Extract of a Latin Epistle of Dr. Joel Langelot, Chief Physitian to the Duke of Holstein Now Regent: Wherein is Represented, That by These Three Chymical Operations, Digestion, Fermentation, and Triture, or Grinding, (Hitherto, in the Authors Opinion, Not Sufficiently Regarded) Many Things of Admirable Use May be Performed. English'd by the Publisher". Philosophical Transactions of the Royal Society. 7 (87): 5052–5059. Bibcode:1672RSPT....7.5052L. doi:10.1098/rstl.1672.0044. JSTOR100957.
