Group 8 - Power. The Story of Man's Helpers-Chapter1.
Page 74: 'In the Electric City of the Future: In the electric cities of the future one man with his fingers on a lever will be able to control the stream of power which does every kind of work required by the community; one man, that is, will "drive the town."
Page 75: 'Making the World Anew. The Discoverers and Inventors who are Transforming and Earth and Liberating Mankind for a Happier Life. The New Powers and Iron Slaves of Men.'
Popular science / Arthur Mee / 1912.