Books are shelved in general subject categories using the Library of Congress classification system. You may want to supplement your use of the catalog with browsing shelf areas for your topic.
Since African Studies is interdisciplinary, your best bet will be to search the catalog for books and when you find ones that look relevant to your topic, browse the shelves nearby to find related items. These areas may be particularly useful for browsing.
Materials not available at Gustavus may be borrowed from other libraries and sent here for you to use. Location: Library -- Main Floor.
Searching the catalog (above) will lead you to books at Gustavus. It will also connect you with books at many other libraries in Minnesota (select All Libraries to search once you're in the catalog). Explore these links to find books at other libraries & online.