Silent Studio Directory - 75 - 1915; when United Film Service closed in June 1915, Crystal joined Combined Photoplay Producers, Inc. with Erb as president and Standard Photoplay Distributors, Inc. as distributor; later Crystal films marketed by Triumph Film Corp. through states rights; Crystal ceased operations in 1919. Cub Comedies - US - 1914-1917 - trade name used by David Horsley Productions; distribution through General Film Co. until 1915 when distribution moved to Mutual Film Corp. Cuckoo Comedies - US - 1919 - trade name for comedies released by Mark M. Dintenfass Productions. Cumberland Pictures, Inc. - US - 1922-1926 - trade name for comedies produced by Cumberland Productions, Inc. and distributed through Arrow Pictures Corp. Cumberland Productions, Inc. - US - 1922-1926 - production company releasing comedies under the trade names of Billy West Comedies, Broadway Comedies, Cumberland Pictures and Mirthquake Comedies; distribution through Arrow Pictures Corp. Curtiss Pictures Corp. - US - 1921 - located at Aeolian Bldg. 33 W. 42nd St. New York. Curwood Carver Productions, Inc. - CANADA - 1919-1921 - production company formed by James Oliver Curwood with Ernest Shipman and H. P. Carver