On the Overland Trails with William ClarkWilliam P. MacKinnon, Kenneth L. Alford, Howard R. Lamar · First published 2025Open the Tome
The Worlds of James Buchanan and Thaddeus StevensAmy S. Greenberg, Thomas J. Balcerski, Douglas R. Egerton, Matthew Pinsker, William P. MacKinnon · First published 2019Open the Tome
Dictionary of Cape Breton EnglishWilliam John Davey, Richard P. MacKinnon · First published 2016Open the Tome
