On This Day in Telephone History August 6TH 1926 First full-length motion picture with synchronized accompaniment (music, but little speech) presented by Warner Brothers, using equipment developed by Bell Telephone Laboratories and marketed by Western Electric Company; "Don Juan“ with John Barrymore in title role.

On This Day in Telephone History August 6TH 1926

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On This Day in Telephone History August 6TH 1926 First full-length motion picture with synchronized accompaniment (music, but little speech) presented by Warner Brothers, using equipment developed by Bell Telephone Laboratories and marketed by Western Electric Company; “Don Juan“ with John Barrymore in title role.