| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2004 | 978-0-9762099-1-1 | Chad Lewis · Terry Fisk | The Wisconsin Road Guide to Haunted Locations (Unexplained Presents...) |
| 2005 | 978-0-9762099-2-8 | Chad Lewis · Terry Fisk | The Minnesota Road Guide to Haunted Locations (Unexplained Presents...) |
| 2006 | 978-0-9762099-3-5 | '' | The South Dakota Road Guide to Haunted Locations (Unexplained Presents...) |
| 2007 | 978-0-9762099-4-2 | '' | The Iowa Road Guide to Haunted Locations (Unexplained Presents...) |
| '' | 978-0-9762099-5-9 | '' | The Illinois Road Guide to Haunted Locations (Unexplained Presents...) |
| '' | 978-0-9762099-6-6 | Chad Lewis · Michael Bie | Hidden Headlines of Wisconsin: Strange, Unusual, & Bizarre Newspaper Stories 1860-1910 |
| 2008 | 978-0-9762099-7-3 | Noah Voss | UFO Wisconsin: A Progress Report |
| 2007 | 978-0-9762099-8-0 | Chad Lewis · Nick Redfern | Hidden Headlines of Texas: Strange, Unusual, & Bizarre Newspaper Stories 1860-1910 |
| '' | 978-0-9762099-9-7 | Chad Lewis | Hidden Headlines of New York: Strange, Unusual, & Bizarre Newspaper Stories 1860-1910 |