Audel’s New Electric Library, vols. 1-12 Encyclopedias

This is a complete 12 volume set bound in leather with a copy write date of 1948. Volume 1: Fundamental Principles and Rules of Electricity, Magnetism, Armature Winding Repairs Volume 2: Dynamos D-C Motors Construction Installation Maintenance Trouble Shooting Volume 3: Electrical Testing Instruments and Tests Storage Battery Construction and Repairs Volume 4: Alternating Current Principles and Diagrams Power Factor Alternators Transformers Volume 5: A-G Motors Windings Reconnecting Maintenance Converters Switches and Fuses Circuit Breakers Volume 6: Relays Condensers Regulators Rectifiers Meters Switchboards Power Stations Practice Volume7: Wiring House Light and Power Circuits High Tension Transmission Plans Calculations Code Volume 8: Electric Railways Signals Elevators Hoists Cranes Gas Engine Auto Aero Ignition Starters Volume 9: Radio Telephone Telegraph Bells Signals Motion Picture Talkies Lighting Illumination Volume 10: Electric Refrigerators Heating X-Ray Plating Welding Pump