Silent Studio Directory - 56 - offices located at 220 W. 42nd St. New York. Carter de Haven Productions - US - 1920-1921 - production company located at 3800 Mission Road, Hollywood, California; produced two reel and five reel comedies distributed through First National. Cartoon Film Co. Ltd. - UK - 1918 - production company located at 76 & 78 Wardour St., London. Casino Star Comedies - US - 1915 - trade name for a series of comedies produced by the Gaumont Company. Castle Films - US - 1926-1929 - production and distribution company located at 729 Seventh Avenue, 10th Floor, New York with exchanges around the country. Catherine Curtis Corp. - US - 1920-1921 - production company located in Los Angeles, California to produce Catherine Curtis material with Ernest Shipman and Associates; distributed through First National Exhibitors Circuit, Inc. Caulfield Photoplay Co. - US - 1917-1918 - production company for one reel comedy shorts released under the trade name Strand Comedies; distributed by Mutual Film. Caws Comedy Corp. - US - 1917- 1918 - production company for comedy shorts formed by Charles Abrams, Samuel Cummins, Nathaniel Spitzer and Arthur C. Werner. Cecil B. DeMille Pictures Corp. - US - 1925-1928 - production company for DeMille films with F. C. Munro as president and John C. Flinn as V. P. and general manager; product distributed through Producers Distributing Corp.; company was absorbed in re-organization with W. W. Hodkinson as part of an acquisition of Pathe. Celebrated Comedies - US - 1920- 1921 - trade name for one and two reel comedies released by Celebrated Players Film Corp.