contra costa county library web site, ccclib.org, provides access to information, books, ebooks, audiobooks, museum passes, music, movies and online resources for children, teens, and adults in contra costa county, california, and the community libraries in antioch, bay point, brentwood, clayton, concord, crockett, danville, el cerrito, el sobrante, hercules, kensington, lafayette, martinez, moraga, oakley, orinda, pinole, pittsburg, pleasant hill, prewett, rodeo, san pablo, dougherty station, san ramon, walnut creek and ygnacio valley