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Frank Julian Sprague: Electrical Inventor and Engineer
Frank Julian Sprague invented a system for distributing electricity to streetcars from overhead wires. Within a year, electric streetcars had begun to replace horsecars, sparking a revolution in urban transportation....
Inventions, Researches and Writings of Nikola Tesla (Barnes & Noble Collectible Classics: Omnibus Edition)
Author: Nikola Tesla Format: Leather / fine binding Number of Pages: 512 The Inventions, Researches and Writings of Nikola Tesla is the definitive record of the pioneering work of one...