Maycock William Perren

A Small Book On Electric Motors For Continuous And Alternating Currents: For Readers Desiring Simple Information About The Advantages, The Action, And

Electric-Wiring Diagrams: Illustrating Circuit-Connections For Supply Mains, Distribution Boards, Transfomers, Lamps, Signs, Heaters, Motors, Be

A Small Book On Electric Motors For Continuous And Alternating Currents: For Readers Desiring Simple Information About The Advantages, The Action, And