| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1997 | 978-0-9659613-0-1 | Gerald F. Foye | About Pianos |
| 2001 | 978-0-9659613-1-8 | Fred Farly | Royal Raymond Rife, Humanitarian, Betrayed & Persecuted |
| 2002 | 978-0-9659613-3-2 | Gerald F. Foye | Royal R. Rife: Humanitarian, Betrayed and Persecuted |