| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1993 | 978-0-86667-005-0 | Richard M. Bueschel | Trade 2: Illustrated Guide to Collectible Trade Stimulators |
| 1988 | 978-0-86667-007-4 | Richard M. Bueschel | Slots 1:Illustrated Guide to 100 Collectible Slot Machines (Volume 1 - Revised) |
| 1981 | 978-0-86667-008-1 | An Illsutrated Price Guide to the 100 Most Collectible Slot Machines (Volume 3) | |
| 1986 | 978-0-86667-061-6 | Curtis M. Brown | Dog Locomotion and Gait Analysis |
| 2001 | 978-0-86667-066-1 | Dee Gannon | The Argentine Dogo Handbook |