"Bell Telephone Laboratories, inc." . . . . . "Edward B. Craft describes the development and potential of the Vitaphone process; the first successful sound recording for motion pictures."@en . . . . . . . . . . "History" . "History"@en . "Edward B. Craft describes the development and potential of the Vitaphone process; the first successful sound recording for motion pictures. Includes a tour of the Vitaphone Studio and one of the first sound stages ever built." . "Mr. Craft describes the development and potential of the Vitaphone process, the first successful sound recording for motion pictures." . . "Documentaries and factual films and videos" . . "Mr. Craft describes the development and potential of the Vitaphone process; first successful sound recording for motion pictures."@en . . "Edward B. Craft describes the development and potential of the Vitaphone process; the first successful sound recording for motion pictures. Includes a tour of the Vitaphone Studio and one of the first sound stages ever built." . . "Behind the screen"@en . "The voice from the screen" . "The voice from the screen"@en . . . . . . . . . . . . . . . "New York Electrical Society." . .