Use NUsearch, Northwestern University Library's search tool, to find books, documents, video, sound recordings, and other items across both the Evanston and Chicago campus libraries of Northwestern University.
NU Libraries offer many services to help you get books and other materials here or elsewhere. Create your own account with Interlibrary Loan to borrow items outside of NU. Interlibrary Loan can be used to obtain articles as well as books.
The world's most comprehensive catalog of library holdings, particularly (though not exclusively) from North American libraries, containing over 2,000,000,000 records from over 10,000 libraries.