At first glance, the Libraries homepage may be overwhelming, so this is what's most important.
Which libraries at Purdue cover which subjects?
Each of the Purdue libraries is devoted to a specific subject area. You can find out more about what subject area a specific library covers by selecting it from the drop down menu on the Libraries home page. Each library has its own home page that will include information about its collections, services, research help, location and contact info.
For help locating a Purdue library, refer to the Libraries' map.
How to find a subject librarian?
For every course you will ever take at Purdue, there is a subject librarian you can consult on such things as choosing a topic and finding sources. To find a subject librarian, click on "Help" from the navigation menu the top of the page, then select "Librarians by Subject."