DE HART, William, lawyer, born in Elizabethtown, New Jersey, 7 December 1746" died in Morristown, New Jersey, 16 June 1801. He practiced law before the Revolution. He was appointed major of the 1st New Jetsey battalion, 7 November 1775, and lieutenant colonel in 1776. Before the close of the war he resigned his commission and resumed law practice at Morristown. One of his two brothers was also engaged in the service as aide to General Wayne, and fell at Fort Lee in 1780. Colonel De Hart was eminent as a lawyer, and possessed much wit and humor. He was president of the St. Tammany society in 1789.I1is son, William Chetwood, soldier, born in New York state in 1800; died in Elizabethtown, New Jersey, 2 April 1848, was graduated at the U. S. military academy in 1820, and became a lieutenant of ordnance. He served on ordnance duty until 1822, and was in various garrisons and courts-martial till 1831, when he became aide-de-camp to General Scott. In 1838 he was made captain of the 2d artillery, serving on the northern frontier during the disturbances in Canada. While on special duty from 1845'7 he prepared his " Observations on Military Law, and the Constitution and Practice of Courts-Martial." In 1847 he served in the war with Mexico under General Scott, and was lieutenant governor of Puebla.