London, England, United Kingdom
Stanley S. A. Watkins (1888-1975) George R. Groves (1901-1976) The British electrical engineers who worked in America for Western Electric and Warner Bros. and played major roles in the development of 'Talking Pictures'. — Warners Cinema, Leicester Square
Listen to the audio guide for Stanley S. A. Watkins and George Groves film cell plaque Free on WIP — starts by itself when you arrive, even with the screen off