Original industrial trade vintage catalog for ALSOP ENGINEERING CORPORATION. Main office and plant was located in Milldale, CT. 

Manufacturers of Filters. Products include Disc-Pak Filters for all types of oils. The Sealed-Disc Filters for chemicals, acids, water and plating solutions. Has numerous product images with detailed descriptions, uses, applications, dimensions and specifications provided. Unbound from a large wartime 1945 engineering designer catalog, this unique old four page technical brochure would display beautifully matted and framed. Awesome cover graphics. A fantastic addition to your vintage industrial equipment library.