Original windows trade vintage catalog for THE STEEL WINDOW INSTITUTE.  (formally Metal Window Institute). Main office and plant was located in Cheltenham, PA.

Recommended Standards for Steel Windows.  Pivoted Windows, Swing & Slid Doors, Commercial Projected Windows, Residence Casements, Psychiatric Projected Windows, Architectural Projected Windows, Intermediate Projected Windows, Intermediate Combination Windows, Residential Double-Hung Windows and Ranch Windows are all featured. Has numerous product images with detailed descriptions, illustrations, applications, specifications and dimensions provided. Unbound from a large 1955 architectural product catalog, this unique old eight-page brochure would display beautifully matted and framed. Nice dated cover graphics. A fantastic addition to your vintage construction materials library. (October 1954).