An excellent science fiction to read if you are looking for good books
A Canticle for Leibowitz
Walter M. Miller Jr.
A nuclear war has devastated the world. The monks in a Catholic monastery in an American desert are attempting to preserve books that could save humanity. Miller was part of a bomber crew that helped destroy the Monte Cassino monastery in Italy during World War II and that experienced served as an inspiration. A Canticle for Leibowitz won a Hugo Award in 1961.