All virtual services are available and some libraries are open for in-person use, while others remain closed through January 23, 2022. Learn more.
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Crimson Cash is the university-wide service which allows you to store money on your id card and replenish your balance with a credit card.
If you do not have a Harvard ID, you can often procure a Crimson Cash card at the Harvard library you are using. Alternately, you can purchase cards at Value Transfer Stations.
Monday-Thursday 9am-9pm
Friday-Saturday 9am-5pm
Sunday 12noon-7pm
Chat is intended for brief inquiries from the Harvard community.
Reach out to librarians and other reference specialists by email using our online form. We usually respond within 24 hours Monday through Friday.
Talk to a librarian for advice on defining your topic, developing your research strategy, and locating and using sources. Make an appointment now.
These services are intended primarily for Harvard University faculty, staff and students. If you are not affiliated with Harvard, please use these services only to request information about the Library and its collections.
Our chat reference and Research Appointment Request services are intended for Harvard affiliates. All others are welcome to submit questions using the form on this page.
We are happy to answer questions from all Harvard affiliates and from non-affiliates inquiring about the library's collections.
Unfortunately, we're unable to answer questions from the general public which are not directly related to Harvard Library services and collections.