Try this online reference source brought to you by UNC!
Documenting the American South is an awesome collection of primary resources about the culture, literature, and history of the American South. It was created by adn is primarily from the holdings of the University Libraries of the University of North Carolina--Chapel Hill. Read first-person narratives of women, slaves, and soldiers; discover Southern literary works dating form the Colonial period, and listen to interviews on varied topics that include civil rights and politics.
Currently DocSouth includes twelve thematic collections of books, diaries, posters, artifacts, letters, oral history interviews, and songs. There are also monthly highlights on various topics like the Slave Experience of the Holidays, Movie Going in Early 20th-Century North Carolina, Life and Work in the Southern Mills, and many more.
This is an easy site to use. You can cross search reference sources, look at material by subject, author and title indexes, browse through the different collections, or look at them by thematic collection. There is also a huge collection of images related to the American South.