The Conference of California Historical Societies contains records and correspondence related to its founding, early years, membership, the publication of the California Historian, and the organization of annual conferences.

The Conference of California Historical Societies is a consortium of the local historical societies of California. The Conference was founded under the leadership of California History Professor R. Coke Wood of the College of the Pacific (1954). The Conference supports the activities of its members with educational programs and information on historic restoration, fund raising, grant writing, lobbying, collection maintenance, volunteer activities and other subjects of interest to membership. The Conference publishes the California Historian and hosts annual conferences and workshops.

Collection is open for research.