Original electrical trade vintage catalog for CORNELL-DUBILIER ELECTRIC CORPORATION of South Plainfield, NJ. Manufacturers of Capacitors. Power-factory improvement with C-D capacitors. Improve voltage, reduce power losses and prevent systems overloading. Disbound from a large 1949 electronics construction materials book, this unique old one page technical specifications brochure would display wonderfully matted and framed. A marvelous addition to your retro electronic equipment library.