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Contact Information

If you have questions about an item or a collection, you will have to contact the institution that owns it. You can find the contact information for institutions on every collection guide, in the “Get items” area: Click on the red link to find the phone and/or email of the institution. For example:



Staff at the institution indicated by the red link can tell you about the contents of the collection, including requests for duplication, permissions, or more information.

Use this form only if you have technical problems, questions, or general comments about the Online Archive of California. For other questions, see above.

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Contact Information
Mailing Address

Online Archive of California
California Digital Library
Office of the President, University of California
415 20th Street, 4th Floor
Oakland, CA 94612-2901


Phone/Fax

CDL Helpline: (510) 987-0555
CDL Administration: (510) 987-0425
Fax: (510) 893-5212