| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Gunkholing in the Gulf Islands | 978-0-931923-02-9 (0-931923-02-6) | 1986 | Al Cummings |
| Gunkholing in the San Juans | 978-0-931923-00-5 (0-931923-00-X) | 1984 | " |
B. C · J.B. · J.B. Cummings · J C · J. Cummings