Silent Studio Directory - 298 - Ultra Pictures Corp - US - 1917 - distribution company located at 729 Seventh Avenue, New York. Uncle Sam Films - US - 1910 - trade name for films produced by Yankee Film Company. Unicorn Film Service Corp. - US - 1912-1916 - distributor releasing under trade names Hippo, Lily, Supreme, Hiawatha, Puritan, et al; roster was taken over by Belmont Film. Union Artistic Films - FRANCE - 1924 - distribution company for F.P.S. Films. Union Features - US - 1912-1914 - distribution company located at 225 W. 42nd Street, New York. Union Film Co. - US - 1921 - production company located Sherman, California, with Alexander Alt as president, J. T. Whitlaw as V. P. and general manager, and Helen Howell as secretary/treasurer; produced Alt and Howell Comedies.