| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| A History of Skiing in Colorado | 978-1-890437-34-3 (1-890437-34-4) | 1999 |
| I Never Knew That About Colorado: A Quaint Volume of Forgotton Lore | 978-1-890437-17-6 (1-890437-17-4) | 1997 |
| More That I Never Knew About Colorado | 978-1-890437-54-1 (1-890437-54-9) | 2000 |