Original industrial trade vintage catalog for GRUENDLER CRUSHER & PULVERIZER COMPANY. Main office and factory was located at 2900 North Market Street, St. Louis, MO. Manufacturers of Machinery for Almost Every Industrial Purpose, Crushers, Shredders, Screening, Whirl Beater Hammer Mill, Swing Hammer, Jaw Crusher and Elevating & Conveying Equipment. Disbound from a large 1931 industrial catalog, this unique old one page technical brochure would display wonderfully matted and framed. A marvelous addition to your retro industrial equipment library. Slight damp stain on outer edge.