This series comprises legal papers, manuscripts, financial records, correspondence, paste-ups, flyers, release forms, promotional signage, notes, card catalogs, and other material related to business ventures Hal Call owned and operated in San Francisco from 1954 until his death in 2000. This series is divided into four subseries: (2.1) Pan-Graphic Press, Inc., (2.2) Grand Prix Photo Arts, (2.3) CineMattachine and The Seven Committee, (2.4) Adonis Enterprises, and (2.5) Card catalog membership records. Call owned and operated several companies concurrently, and some materials relating to a particular business venture may also be found commingled with those of one or more others.