Original 1966 classroom trade vintage catalog for the PITTSBURGH PLATE GLASS COMPANY.  Main office was located at One Gateway Center, Pittsburgh, PA.

Manufacturers of Nucite Glass Chalkboards.

'Nucite Glass Chalkboards are made from heat-strengthened, shock-resistant plate glass to which a vitreous enamel is permanently fused. This vitreous enamel contains finally distributed abrasive particles and is fused to the glass under extremely high temperature to provide a truly permanent writing surface. The finest of all chalkboards, Nucite provides a smooth, true surface that never needs resurfacing or refinishing, that literally cannot ever change dimension nor lose its fine, full-vision qualities new site will not chip, warp, bend, rot, absorb moisture, or rust'!

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

Unbound from a large rare 1966 Architectural Equipment Catalog, this unique old four-page technical brochure would display beautifully matted and framed. Awesome cover graphics. A fabulous addition to your retro classroom chalkboard library.