Cave Diving Group · Mendip Cave Registry
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Mendip Underground | 978-0-9531310-5-1 (0-9531310-5-X) | 2013 | Alan Gray · Robin Taviner |
| Wookey Hole - 75 Years of Cave Diving and Exploration | 978-0-901031-07-5 (0-901031-07-0) | 2010 | James Hanwell · Duncan M. Price |
Richard W. · Richard Watkins · Richard Watkinson · Richard Watson · Richard Whitcombe