Original wall trade vintage catalog for BRISK WATERPROOFING COMPANY. Main office was located at 103 Park Avenue, New York City, NY. Manufacturers of Larson Preformed Waterproofing Units. Seals all joints, specially formed spandrel units. Installed at the Hewitt School, Rockville Centre, Long Island, the Wilsey Hall, Amityville, Long Island, the Orange County Office Building, Goshen, NY and more. Specialists in Preventative and Remedial Waterproofing. Unbound from a large 1938 architectural catalog, this unique old one page technical brochure would display wonderful matted and framed. Nice graphics. A terrific addition to your retro wall construction library.