Original windows trade vintage catalog for FLINTRIDGE CORPORATION.  Main office and plant was located in Belleville, Michigan.  

Manufacturers of Aluminum Sliding Windows. Product features include available in 70 standard sizes and designs, fit perfectly with any type of construction, requires no framing, no screws, no putty, no glue, no tools required. Single or Dual Windows. Residential, Commercial and Monumental.  Has numerous product images with detailed descriptions, uses, applications, specifications and dimensions provided. Unbound from a large 1958 architectural product catalog, this unique old four-page brochure would display beautifully matted and framed. Nice cover graphics. A fantastic addition to your vintage construction materials library.