1. AT&T Press Release (January 8, 1939), p. 3, Box 1061, 129-04-02-03, AT&T Archives. In the 1920s the Westinghouse Televox robot famously “spoke” using a sound-on-film loop. Scott Schaut, Robots of Westinghouse: 1924-Today (Mansfield, OH: Mansfield Memorial Museum, 2006).