R. S. · Robert S. · Robert Sylvester/ALDHA · Robert Sylwester
Appalachian Trail Conservancy · Prentice Hall
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Appalachian Trail Thru-Hikers' Companion - 2011 | 978-1-889386-74-4 (1-889386-74-X) | 2011 | Appalachian Long Distance Hikers Association · Ed. |
| Notes of a guilty bystander | 978-0-13-624932-0 (0-13-624932-9) | 1970 | |