STUART, Ambrose Pascal Sevilon, educator, born in Sterling, Massachusetts, 22 November, 1820. He was graduated at Brown in 1847, and till 1849 taught in Acadia college, Horton, Nova Scotia, where, after teaching in Providence, Rhode Island, and North Danvers, Massachusetts, he returned in 1853 as professor of mathematics and chemistry, but in 1858 he resigned and for three years studied chemistry at, Gottingen and Heidelberg. On his return he was called to the charge of the Worcester academy, and later became assistant instructor of chemistry in the Lawrence scientific school of Harvard. In 1868 he accepted the chair of chemistry in Illinois industrial university, where he remained until 1874. Professor Stuart has since resided chiefly in Lincoln, Nebraska, where he is interested in various financial institutions, He is a member of the Chemical society of Berlin, a fellow of the American association for tile advancement of science, and a corresponding member of the New York academy of sciences. His chemical researches have been published in the transactions of societies of which he is a member and in technical journals.