Original industrial trade vintage catalog for SKF INDUSTRIES, INC, was located at Front Street and Erie Avenue, Philadelphia, PA. Manufacturers of ball and roller bearings. Pioneer Yesterday, Leader Today. Deep groove, self-aligning, cylindrical, and spherical roller bearings. Disbound from a large 1949 electrical construction materials book, this unique old one page technical brochure would display wonderfully matted and framed. A marvelous addition to your retro electric equipment library.