Earl Schipper · Earl V. Shaffer · Earl Victor Shaffer · Erol Sever
| title | ISBN-13 | year of publication |
|---|---|---|
| Ode to the Appalachian Trail | 978-0-9795659-1-5 | 2007 |
| The Appalachian Trail: Calling Me Back to the Hills | 978-0-9795659-0-8 | 2007 |
| The Appalachian Trail: Calling Me Back to the Hills | 978-1-56579-382-8 | 2002 |
| Walking with Spring | 978-0-917953-84-2 | 2004 |
Appalachian Trail Conference · Earl Shaffer Foundation · Westcliffe Pub