CATHCART, William, clergyman, born in Londonderry, Ireland, 8 November, 1826. He was nurtured in the Presbyterian church, but became a Baptist. He received his literary education at the University of Glasgow, Scotland, and his theological at Raw-don College, Yorkshire, England. He came to the United States in 1853, and his ministerial work has been performed chiefly in Philadelphia, Pennsylvania In 1873 he received from the University of Lewisburg the degree of D.D. He is president of the American Baptist historical society, and is the author of "The Baptists and the American Revolution," " The Papal System," and " The Baptism of the Ages and of the Nations." His best-known work is "The Baptist Encyclol?mdia."