This folder contains correspondence and other documents concerning legal cases involving Edison or companies in which he had an interest. Included are items referring to a federal antitrust suit against the Edison Phonograph Works and a damage suit against the Edison Storage Battery Co. arising from the January 1916 explosion of the E-2 submarine. Also included is a list of law books examined by Edison, including the Federal Reporter and Patent Office Official Gazette, with references to several cases decided in the federal courts and U.S. Patent Office between 1873 and 1917. The correspondents include Secretary of War Newton D. Baker, Secretary of the Navy Josephus Daniels, Attorney General Thomas W. Gregory, and Henry Lanahan of the Legal Dept.

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