| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Graham Tops and Grahamists | 978-0-9534376-2-7 (0-9534376-2-0) | 2004 | Alan Dawson · James Gordon |
| Hewitts and Marilyns of Ireland: Complete Up-to-date Lists of Hills | 978-0-9522680-8-6 (0-9522680-8-6) | 1998 | |