| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Cliff Dwellings Speak | 978-0-9645824-2-2 (0-9645824-2-2) | 2010 | Beth Sagstetter |
| The Mining Camps Speak: A New Way to Explore the Ghost Towns of the American West | 978-0-9645824-1-5 (0-9645824-1-4) | 1998 | " |