Dickson Experimental Sound Film (1894) (movie): The earliest extant sound film. William K.L. Dickson stands in the background next to a huge sound pickup horn connected to a Thomas Edison phonograph recorder. As he plays a violin, two men dance in the foreground. This film was ... Discover the latest Discussions, Reviews, Quotes, Theories, Explanations and Analysis of Dickson Experimental Sound Film (1894) below