| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1990 | 978-0-939919-00-0 | Lachlan P. MacDonald | Uncommon Guide to San Luis Obispo County California |
| '' | 978-0-939919-03-1 | Laclan P. MacDonald | Uncommon Guide to Carmel |
| 1995 | 978-0-939919-08-6 | Bonita M Cassel | Columbia: A history of "The gem of the southern mines" |
| 1989 | 978-0-939919-09-3 | Alan McPherson | Nature Walks in Orange County |
| 1991 | 978-0-939919-33-8 | Margaret Roberts | Pioneer California: Tales of Explorers Indians and Settlers |