Cyclopedia of Applied Electricity; a General Reference Work on Dynamo-electric Machinery, Generators, Motors, Storage Batteries, Electric Wiring, Electrical Measurements, Electric Lighting, Electric Railways, Power Stations, Power Transmission, Alternating Current Machinery, Telephony, Telegraphy, Etc. Prepared by a Staff of Electrical Experts, Engineers, and Designers of the Highest Professional Standing; Illustrated with Over Two Thousand Engravings PDF Download