Caltech Archives Request System

The Caltech Archives Request System allows you to register and have materials retrieved for viewing. Through your account, you can also place duplication orders, request materials for special activities such as class visits, see your user history, and update personal information.

Select the appropriate option below to continue. All first-time users will be directed to a registration form. For assistance, please contact us at (626) 395-2704.

The Archives Reading Room is now open only by appointment. Read our current COVID‑19 policy concerning visitors to the Caltech campus.

Caltech Access Login

All active Caltech faculty, students, postdocs and staff with an access.caltech account.

Review Terms and Conditions

All Other Patrons

All patrons who do not have an access.caltech account. Your username will be the email address that you registered with.

Review Terms and Conditions