Original electrical trade vintage catalog for ECONOMY FUSE & MANUFACTURING COMPANY. Main office and factory was located on Greenview Avenue at Diversey Parkway, Chicago, IL. Manufacturers of Clearsite Non-Renewable Plug Fuses, Renewable Cartridge, Drop Out, Arkless, Eco. Disbound from a large 1931 electrical construction materials book, this unique old one page technical specifications brochure would display wonderfully matted and framed. A marvelous addition to your retro electric equipment library. Slight damp stain on outer edge.