| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1993 | 978-0-9635660-0-3 | Tim J. Olson | Portland Rock Climbs: A Climber's Guide to Northwest Oregon |
| 2001 | 978-0-9635660-2-7 | Tim Olson | Portland rock climbs: A climber's guide to northwest Oregon |
| 2007 | 978-0-9635660-4-1 | Tim Olson | Portland Rock Climbs, Third Edition |