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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.

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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


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