By Amanda RespessOne of the great American writers, Flannery O’Connor is a world-renowned icon of southern gothic fiction — but she was also a visual artist, and a newly discovered collection of her work will soon be unveiled to the world.Totaling 70 pieces — from oil paintings and a self-portrait, to wood-burned illustrations and linoleum-block prints — the collection will be revealed this March at O’Connor’s alma mater of Georgia College & State University (GCSU), in Milledgeville,...