Henry M. Black [SEP] educated at
Henry M. Black
Henry M. Black (January 15, 1827 – August 5, 1893) was a United States Army officer who served as Commandant of Cadets at the United States Military Academy.
Early career.
Born in Pennsylvania in 1827, Henry Black was appointed to the United States Military Academy from Pennsylvania on July 1, 1842. He graduated and was appointed brevet Second Lieutenant in the 4th U.S. Infantry on July 1, 1847. He was commissioned a full Second Lieutenant in the 7th U.S. Infantry, August 20
Henry Brogden
Henry Brogden (30 Sep 1828   –   21 Jun 1913) was born in Manchester, the third son of John Brogden. He was educated at King's College, London and spent a year at the locomotive works of George Stephenson, Newcastle-on-Tyne. He enjoyed engineering shop work and kept a very complete workshop at home. 
When he was old enough he became a partner in his father’s firm John Brogden and Sons. He played a full part in the direction of their many