Calisphere (University of California): This site hosts thousands of photographs, documents, works of art, and other historical materials contributed by 122 Californian archives, libraries, museums, and historical societies.
Online Archive of California: This site provides descriptions of primary resource collections held at libraries, special collections, archives, historical societies, and museums throughout California. Portions of some collections are made available digitally while others are only summarized.
Regional Oral History Office: As a division of the Bancroft Library, this office documents the history of California and the West through audio/video interviews. Interview topics include politics and government, law and jurisprudence, arts and letters, business and labor, social and community history, University of California history, natural resources and the environment, science, medicine, and technology.
Virtual Oral/Aural History Archive: This archive contains interviews relevant to topics like women's social history; labor and ethnic studies; Long Beach, CA, history; and musical developments in southern California.