10 Volume Set (Complete) - 1939 Printing. No marks or writing observed in text. Faux leather covers. Wear on covers. Thousands of illustrations. Includes: Volume 1): Circuits, Batteries, Household Appliances. Volume 2): Interior Wiring, A.C. and D.C. Meters. Volume 3): D.C. Machinery. Armature Winding. Volume 4): A.C. Moters, Maintenance, Starters. Volume 5): Diesel Electric Plants, Switchboards. Volume 6): Welding, Controllers, Recording Instruments. Volume 7): Radio, Electronics, Rectifiers, Amplafiers. Volume 8): Television, Transmission Lines, Distribution. Volume 9): Alternating Currents, Generators, Converters. Volume 10): Design of Transformers, Dictiionary, INDEX