“ He was graduated at the U. S. military academy in 1842, became 1st lieutenant of infantry in 1847, captain in 1855, major in 1863, and lieutenant-colonel in 1867. During the Mexican war he was in several important battles, participating in the assault and capture of the city of Mexico. He served throughout the civil war with the Army of the Potomac, and was brevetted lieutenant-colonel for gallantry at Chancellorsville. ”