History of Ohio
History of Ohio: the rise and progress of an American state, Volume 1
History of Ohio: The Rise and Progress of an American State
History of Ohio: The Rise and Progress of an American State, Volume 3
History of Ohio: The Rise and Progress of an American State, Volume 4
History of Ohio: The Rise and Progress of an American State, Volume 1
History of Ohio: The Rise and Progress of an American State, Volume 2
The Masterpieces of the Ohio Mound Builders: The Hilltop Fortifications .
The masterpieces of the Ohio mound builders, the hilltop fortifications, including Fort Ancient