California Code, Government Code - GOV § 14741

As used in this chapter “record” or “records” means all papers, maps, exhibits, magnetic or paper tapes, photographic films and prints, punched cards, and other documents produced, received, owned or used by an agency, regardless of physical form or characteristics.  Library and museum materials made or acquired and preserved solely for reference or exhibition purposes, and stocks of publications and of processed documents are not included within the definition of the term “record” or “records” as used in this chapter.