Silent Studio Directory - 41 - through U. S. Moving Pictures Co. Black Diamond Comedies - US - 1916-1918 - trade name for single reel comedies produced by Black Diamond Productions. Blair Coan Productions, Inc. - US - 1923 - production company located at Room 713, 108 S. La Salle Street, Chicago, Illinois. Blanchfield - US - 1921 - production company specializing in westerns. Blaney Spooner Feature Film Corp. - US - 1913 - production company located near Clason’s Point, New York; produced films featuring Charles Spooner; later that year, changed company name to Charles E. Blaney Feature Play Co. Blazed Trail Productions - US - 1919-1923 - production company and studio located in 19 Elm St. Gloversville, N.Y. with J. L. Russell as president and Royal W. France as V. P. and general manager; produced a series set in the Canadian north woods; distribution by Arrow Film Corp. Blinkhorn Photoplays Corporation - US - 1913-1914 - production and distribution company formed by Albert Blinkhorn; located in the World's Tower Building, 110- 112 West 40th Street, New York. Bluebird Photoplays, Inc. - US - 1915-1919 - production subsidiary of Universal for slightly bigger budget films. Border Feature Film Corp. - US - 1920-1921 - production company with studios at Bisbee and Tombstone, Arizona; offices at Wesley Roberts Bldg., Los Angeles, California with Miles M. Merrill as president and Rex Thorpe as secretary/treasurer and general manager; produced