P.K. · Peter D.Koch- Osborne · Peter Koch · Peter Osborne
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Cairngorms Walks | 978-0-7117-0852-5 (0-7117-0852-5) | 1996 | John Brooks · Neil Wilson |
| Fort William and Glen Coe: Walks | 978-0-7117-0571-5 (0-7117-0571-2) | 1992 | Hamish M. Brown · Neil Wilson |