The Margaret Herrick Library collects a wide range of materials documenting film as both an art form and an industry. Its holdings include photographs, posters, books, periodicals, screenplays, oral histories, and extensive clippings files on people, films, and companies. The clippings files are organized under five headings: production, biography, general subject, festivals and awards, and…

The Orange County Historical Society (OCHS) is a non-profit group which collects, preserves and shares the history of Orange County, California for the benefit of its members and the general public.

Founded in 1956, the Orange Empire Railway Museum preserves the railway history of Los Angeles and Southern California. In addition to its large collection of full size railway cars and locomotives, its archives contains extensive materials on the Los Angeles Railway and Pacific Electric Railway, as well as the mainline railroads that served Southern California.