| http://www.w3.org/ns/prov#value | - Phonofilm sound-on-film sound system. / [?] This film may feature more than Davis, or there was a separate film (mentioned in The New York Times, reference: Abramson-NYTimes-1 p. 212) with John W. Davis, President Calvin Coolidge and Robert M. La Follette all appearing in the film. / Full-sound film.
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