Original 1939 roofing trade vintage catalog for the DETROIT STEEL PRODUCTS COMPANY.  Main office and plant were located at 2250 East Grand Boulevard, Detroit, MI.

Manufacturers of Roofing Materials and Systems.

Products include the Holorib Steel Deck, Holorib Insulated Steel Roof Unit, Holorib Reinforcing Forms and the Sanacoustic Holorib Roof Unit, all are fully featured.

Has product images, illustrations, description, applications and specifications to provide product details.

Unbound from a large rare 1939 Process Industries Catalog, this unique old two-page technical brochure would display beautifully matted and framed. Nice graphics. A fabulous addition to your retro roofing equipment library. Pages are loose.