Minnesota Historical Society Press · Old Theology Book House
| title | ISBN-13 | year of publication |
|---|---|---|
| Concepts of Father, Son, and Holy Spirit | 978-0-9612964-0-7 | 1984 |
| Concepts of Father, Son, and Holy Spirit: A classification and description of the Trinitarian and non-Trinitarian theologies existent within Christendom | 978-0-9612964-1-4 | 1984 |
| Edible & Medicinal Wild Plants of Minnesota & Wisconsin | 978-0-9612964-3-8 | 2001 |
| Edible & Medicinal Wild Plants of the Midwest | 978-0-9612964-5-2 | 2013 |
| Edible and Medicinal Wild Plants of the Midwest | 978-1-68134-175-0 | 2020 |