Civil War Union Brigadier General. Born in Tredyffrin, Pennsylvania, he was the superintendent of the Washington and New York Telegraph Company, when he was commissioned Colonel of the 57th New York Volunteers, at the start of the Civil War. He led his regiment at the Seven Days Battle and in November 1862, his brigade was one of the first in the Army of the Potomac to engage at the Battle of Fredericksburg. Promoted Brigadier General in early 1863, he fought at the Battle of Chancellorsville later that spring and moved his brigade towards Gettysburg at the end of June. On July 2, 1863, the second day of the Battle of Gettsyburg, while leading his brigade in an attack on Confederate General James Longstreet's troops, he was fatally wounded and died in the field hospital at Baltimore Pike, the next day.