Original concrete trade vintage catalog for THE CAST STONE INSTITUTE, was located at 33 West Grand Avenue in Chicago, IL. Manufacturers of building stones molded from concrete in which the aggregate is especially selected for durability and appearance. Advantages, surface finish, specifications are provided. Illustration of Acid Washed Finish shows tool markings moulded into the surface of the cast stone. Machine tooled, hand tooled, crandalled, sawed, machine rubbed, bush hammered, brushed, hand rubbed and acid wash finishes are shown. Pictured is St. Mary's Hall, Boston College. Maginnis & Walsh, Architects. This unique 1931 old four page technical brochure would be a marvelous addition to your engineering library. Pages are loose and contain small amount of residual glue on edge.