WHITE, Emerson Elbridge, educator, born in Mantua, Portage County, Ohio, 10 January, 1829. He was educated at Ewinsburg academy and the University of Cleveland, taught in the former institution, and was afterward an instructor of mathematics in Cleveland university, and principal of the central high-school in that city. He became superintendent of the public schools of Portsmouth, Ohio, in 1856, state commissioner of common schools in 1863, and was president of Purdue university, Lafayette, Indiana, in 1876-'83, and since that time has been superintendent of schools in Cincinnati, Ohio. He was president of the Ohio teachers' association in 1863, of the National superintendents' association in 1866, of the National education association in 1872, and of the National council of education in 1884-'6. Mr. White was editor and proprietor of the "Ohio Educational Monthly '" from 1861 till 1875, and of the "National Teacher" from 1870 till 1875, writer of the memo-rim to congress on the National bureau of education, and author of the accompanying bill that was introduced by James A. Garfield, and subsequently passed. He has published several school text-books, and a work entitled " Elements of Pedagogy. "--His nephew, Empty Calvin, traveller, born in Monterey, Allegan County, Michigan, 15 October, 1858, was educated at Michigan university and at Purdue university, where he taught for three years, he then became superintendent of schools at Albion, Indiana, but resigned in order to accept the presidency of the American college at Callao, Peru. After filling this post for a time, he relinquished it for the sake of studying the ruins of the Incas, among which he spent three years, excavating, photographing, and surveying. He then traversed the upper Amazon, visited Bolivia, Chili, Brazil, the Argentine Republic, and Spain, in search of further information regarding the Inca and pre-Inca races, returning to the United States in 1886, and is writing histories of Peru, Chili, the Argentine Republic, and Brazil.