HUM'PHREYS, ANDREW ATKINSON ( 181° 83). An American soldier. Ile was born in Philadelphia; graduated al West Point in 1831. and was assi!med to the artillery. Ile resigned in September. 183G. and for the next two years a civil employe.] on GOAT rnment work under Major Ilartman Bache. In July, 183S, he the army as first lieutenant. and was assigned to the corps of topographical engineers. From 1342 to 1819 he was assistant in charge of the Coast Survey office. Later he was engaged in the surveys of the delta of the Mississippi, and in those for various railroads. Soon after the outbreak of the Civil War be became a member of the staff of General Mc Clellan, with the rank of major. and in the Peninsula campaign was chief topographical en gineer of the Army of the Potomac. In April, 1862, be was promoted to be brigadier-general of volunteers, and he was afterwards in eommand of a division in the Fifth Corps of the Army of the Potonme, participating in the battles of Frederieksburg and Chaneellorsville. in the
battle of Gettysburg he commanded the Second Division of the Third Corps. and as such had an active share in the second day's fighting, earning promotion to a major-generalship in the volunteer service. From July 3. 1863. to Novem ber. 1SGt, he was chief of stair 10 General Meade, and subsequently commanded the Second Corps of the Army of the Potomae in Grant's final campaign against Lee. He was brevetted major general in the Regular Army for services at Sailor's Creek, commanded the District of Penn sylvania for a time, and after being mustered out of the volunteer service was placed in command of the engineer corps with the regular rank of brigadier-general. Ile was retired from active service in 1379. He published: The Virginia Campaigns of 1864 and 1865 (1332) ; From Get tysburg to the Rapidan (1832); and, with II. L. Abbott, a Report on the Physics and Hydraulics of the Mississippi Ricer (1801).