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The report made to the National Institute of France : in the month of December 1799, by citizens Portal, Pelletan, Fourcroy, Chaptal, and Vauquelin respecting the artificial mineral waters prepared at Paris by Nicholas Paul & Co. With extracts from the reports of the Society of Physicians of Paris, and the Faculty of Geneva, and other testimonies in favour of the same waters. To which are added some notes and observations, by N. Paul. Public Domain Mark. Source: Wellcome Collection.