CLIO is the Columbia University Libraries' catalog, and the place to search for both print books and ebooks (along with all other library materials). Search by title, author, keyword, ISBN, publisher, or other options. Books will be listed under the main "Catalog" heading in CLIO.
For print books, check the CLIO record for the library where the book is held under "Location" and make use of these library services:
For ebooks, use the link(s) listed under "Location" to access the book. Some notes about ebook access:
In summer 2025, materials from the Columbia Law Library were added to CLIO. Many Law materials are now available for Pick-Up Service and Scan & Deliver. See the Guide to Columbia Law Library Services and Policies for additional information about accessing materials from the Law Library.
The Gottesman Libraries at Teachers College has a separate library catalog called Educat+. The Gottesman collection is strong in education, teaching, and behavioral science materials. Columbia affiliates have access to Gottesman and all of the print books, ebooks, and other resources listed in Educat+.
Log in to My Library Account to viewed checked out titles and renew eligible books.
For books and other items not available at Columbia, use the following options: