- California Place Names: The Origin and Etymology of Current Geographical Names (1949)
- Sutter-Gold Discovery State Historic Park (1950)
- Big Oak Flat Road: Its History and Guide Book of the Oak Flat Region of Yosemite National Park (1951)
- 1000 California Place Names (1969)
- California Gold Camps: A Geographical and Historical Dictionary of Camps, Towns, and Localities Where Gold Was Found and Mined in California (1975)
- Fresno County Place Names: A Geographical Dictionary (1984)