| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Free Wheeling Easy in & Around Western Pennsylvania: Motor Free Trails for Cyclists and Walkers | 978-0-9646014-2-0 (0-9646014-2-7) | 1997 | Roy R. Weil |
| FreeWheeling Easy in Western Pennsylvania | 978-0-9646014-6-8 (0-9646014-6-X) | 2001 | Roy R Weil |