| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Blue Book of Airguns | 978-1-886768-77-2 (1-886768-77-3) | 2008 | John Allen |
| The Blue Book of Airguns | 978-1-886768-68-0 (1-886768-68-4) | 2007 | " |
D B · R. B · R.D. · R. D. B. · Robert B. · Robert Beeman · Robert D. · Robert D. Beeman · Robert D., Dr. Beeman