Original concrete trade vintage catalog for UNIVERSAL FORM CLAMP COMPANY.  Main office and plant was located at 977 Montana Street, Chicago, IL. Manufacturers of Accessories for All Types of Concrete Construction. C-P Clamp Assembly, Twistyes, Uni-Forms, Bar Spacers and Chairs. Disbound from a large 1938 construction materials book, this unique old two page technical specification brochure would display wonderfully matted and framed.