Original roofing trade vintage catalog for THE SISALKRAFT COMPANY. Main office was located at 205 West Wacker Drive, Chicago, IL. Manufacturers of Waterproof Reenforced (sic) Protective Paper, architectural specifications and information for builders. Tough, non-absorbent, close and uniformly space reenforcement (sic) means more strength and unequaled waterproof, dust-proof and airtight advantages. Sisalation reinforced reflective insulation and copper armored Sisalkraft are also discussed. Unbound from a large 1954 architectural catalog, this unique old four page technical brochure would display beautifully matted and framed. Nice cover graphics. A marvelous addition to your retro roofing construction library. Pages are detached and contain a small amount of residual glue on edge.