G.M. · G.M. Hollenback · George M. · M. H.
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| More Workbench Silencers | 978-0-87364-994-0 (0-87364-994-X) | 1998 | George Hellenback |
| Workbench Silencers: The Art of Improvised Designs | 978-0-87364-895-0 (0-87364-895-1) | 1996 | |