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HOLLIS is the library catalog. You can also browse all services & tools.

Widener's top floor, with portraits of Boston Symphony Orchestra members, 1936 Harvard University Archives

Friday, Jul 18, 2025

Using the library

Get started using the library with these guides

How To

Get Started Using the Libraries

Ways to power up your library skills.
How To

Use Harvard Library's Special Collections and Archives

Open to all, these unique materials can take you to places you never expected.
How To

Use Harvard Library as an Alum

Access a growing number of electronic resources available to alumni and find out how to visit libraries.
How To

Borrow, Renew, and Return Library Materials

Connect with the library materials you need to get your work done.

Get your work done

Use our services and tools to enrich your research and work

Tool

Comics Plus

Browse and read comics, manga, and graphic novels.
Tool

CURIOSity, digital collections gallery

Curated views and specialized search options for Harvard's digital collections.
Tool

Libby for Harvard

Borrow popular ebooks and audiobooks from Harvard Library through the Libby app by Overdrive.
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Explore our collections

Discover the unique holdings of our Library. 

Digital Collection

The Cluny Collection

Kenneth Conant and Representations of Medieval Architecture 1872-2025
Surprise Me!
With collections as diverse as these, you’ll never know what you’ll find.
Let's go!
Digital Collection

Magna Carta at the Harvard Law School Library

In celebration of the 800th anniversary of England’s Magna Carta, explore highlights from the Law School Library’s collection of manuscript copies of Magna Carta.
Digital Collection

What Women Want To Know

A selection from Schlesinger Library’s advertising pamphlets selling good health, clean homes, cooking expertise, leisure, beauty, and happiness.
Collection

Geological Map Collection

Cabot Science Library's geological map collection is among the largest in the world.
See All Collections

What's Happening

Exhibits

Renaissance Treasures of the Harvard Map Collection

Through Friday, Aug 15, 2025

Illuminate

Contextualizing Asian American Women’s Stories through the Archives
Through Friday, Jan 23, 2026

Upcoming Events

Tour of Houghton Library

Library Tour
Friday, Jul 18, 2025
2:00 PM - 3:00 PM
Houghton Library

Email Management & Retention

Workshop
Monday, Jul 21, 2025
10:00 AM - 11:30 AM
Harvard University Archives

Welcome to HOLLIS

Workshop > HOLLIS
Tuesday, Jul 22, 2025
11:00 AM - 12:30 PM
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Creative Commons license
Creative Commons Attribution 4.0 International License

Except where otherwise noted, this work is subject to a Creative Commons Attribution 4.0 International License, which allows anyone to share and adapt our material as long as proper attribution is given. For details and exceptions, see the Harvard Library Copyright Policy ©2025 Presidents and Fellows of Harvard College.