Silent Studio Directory - 241 - Progressive Motion Picture Co. - US – 1913-1914 – distribution company formed by W. W. Hodkinson for independent film distribution as a west coast distributor;located in the Times Building, New York; changed to Paramount Pictures on May 8, 1914. [see Paramount Pictures] Progressive Pictures – US – 1925- 1926 – distribution company formed by Arthur C. Bromberg in Atlanta, with branches in Oklahoma City, New Orleans, Dallas and Charlotte. Prohibition Film Cororation - US - 1915 - distribution company located at 220 W. 42nd Street, New York. Projektions Aktiengesellschaft Union (PAGU) - GERMANY – 1910-1914 – production company combined with theaters and distribution formed by Paul Davidson, who owned largest theater chain in Germany; in 1914, divided off the theater chain which he sold to Danish Nordisk Film the following year; PAGU merged to become PAGU- Vitascope. Proletkino – RUSSIA – 1923-1926 – production company formed by the state and headed by Aleksandr Khanzhonkov; studio closed in 1926 from corruption and scandal. Public Health Films - US - 1919 - distribution company located at 1493 Broadway, Suite 211, New York. Public Service Film Co. - US - 1915 - distribution company located at 1482 Broadway, Suite 910, New York. Puritan Pictures - US - 1916 – trade name distributed through Unicorn Distributors. Puritan Special Features Co. – US – 1914 – production company in Boston, Massachusetts with Charles F. Atkinson as president.