Scientist and mathematician.

Taught mathematics at the Ecole Royale des Ponts Chaussées, presented a paper at the French Academy of Sciences, worked in the mines of Guadalcanal. Author of a Spanish treatise on pure mathematics and, probably, of several works on mathematics, hydraulic engineering, and mineralogy (Seville, 1789-90). Acquainted with Franklin’s correspondents Jean-Baptiste Le Roy and Jean-Rodolphe Perronet, both eminent French scientists.

French. Brother of engineer Jean-François Henry (1746-1801).