Silent Studio Directory - 137 - H H. A. Molzon Co. - US - 1910-1914 - states rights distributor for major titles of the time. H. A. Spoor - UK - 1909-1910 - distribution arm for Essanay films with offices at 5 New Compton St. Holborn; December 1909 moved to 4 Rupert St. H. Grossman - US - 1917 - distribution company located at 729 7th Avenue, New York. H. Winik Co. - UK - 1913 - distribution company. Hal Roach Studios, Inc. - US - 1919-1963 - production company formed in 1919 with Hal E. Roach as president and Warren Doane as V. P. and general manager; built their own studio at 8822 West Washington Blvd. in Culver City; produced a wide variety of comedy shorts and features. Hall Room Boys Photoplays - US - [see C. B. C. Film Sales Corp.] Hallmark Pictures Corp. - US - 1919-1920 - distribution company formed September 1919 by Film Clearing House, Independent Sales Corp, Film Finance Corp., Hobart Henley Productions, Inc. and Charles Miller Productions; most notable