Henry M. Cist
Henry Martyn Cist was an American soldier, lawyer, and author who became a brevet brigadier general in the Union Army during the American Civil War. He is most noted for his classic and oftreferenced 1882 book The Army of the Cumberland. In addition, Cist led pioneering efforts to preserve and interpret the sites of the battles of Chickamauga and Chattanooga.
Henry Cist was born in Cincinnati, Ohio, the younger of two sons of Philadelphiaborn author Charles Cist and his wife Janet. His paternal grandfather, also named Charles Cist, was an immigrant from St. Petersburg, Russia, and a printer and publisher in Philadelphia.
Source: Wikipedia