| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2001 | 978-0-9714383-0-9 | Will Meyerriecks | Drills And Mills: Precious Metal Mining and Milling Methods of the Frontier West |
| 2003 | 978-0-9714383-1-6 | '' | Drills and mills: Precious metal mining and milling methods of the frontier West |