Cook Library, located on the Hattiesburg campus, contains the principal collections of books, periodicals, microforms, government documents, and other materials which directly support the research and instructional programs of The University of Southern Mississippi at all levels.
McCain Library and Archives is home to the University Libraries Special Collections Department. This includes one of the leading children's literature collections in the United States, the de Grummond Collection.
Focusing on documents about the Americas from years 1500 to 1926, Sabin Americana provides full-text access to books, pamphlets, diaries, letters, travel accounts, and other formats. Topics covered include exploration, settlement, commerce, religion, politics, warfare, and society in general.