| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1979 | 978-0-933994-01-0 | Esther J. Comstock | Vallejo and the Four Flags: A True Story of Early California |
| 1989 | 978-0-933994-09-6 | Harold Stanley Jacoby | Pacific: Yesterday and the Day Before That |
| 2000 | 978-0-933994-22-5 | Philip V. Wells | Manzanitas of California |
| 2001 | 978-0-933994-28-7 | Gage McKinney | When Miners Sang: The Grass Valley Carol Choir (Nevada County Pioneers Series) |
| 2010 | 978-0-933994-49-2 | Bruce Boyd ยท Liese Greensfelder | The Nature of This Place: Investigations and Adventures in the Yuba Watershed |