Ohio State Reformatory is located in Mansfield, Ohio. Even though it no longer operates as a prison, the Ohio State Reformatory in Mansfield still manages to attract attention. Even before the Reformatory existed, the area was home to Camp Bartley, a Civil War camp that trained an estimated 4,000 soldiers for battle. The Ohio State Reformatory was added to the National Register of Historic Places in 1987, and OSR’s East…