In 1986, Zondervan Library was opened and is a sprawling complex at the center of campus. Named in honor of Peter J. "Pat" Zondervan and his wife, Mary, who contributed over $1 million to the project. Part of the complex is the Engstrom Galleria, the state-of-art University Archives, and the renowned Center for the Study of C.S. Lewis and Friends. This collection consists of several first editions, manuscripts, photographs, and other materials relating to the life of Lewis, George MacDonald, Dorothy Sayers, Charles Williams, and Owen Barfield.