SuperSearch is a great place to start for journal articles, books and almost everything else the library has, in one easy to use interface.
For searching with more focus and precision, try one of the databases recommended on this guide.
To find additional databases relevant to your research interests, go to the Library's Databases A-Z list and use the Subjects menu.
Africana Studies
Anthropology
Art, Music, & Literature
History
Religion
Multidisciplinary