Original metal trade vintage catalog for CHAPMAN VALVE MANUFACTURING. COMPANY.  Main office and plant was located in Indian Orchard, MA. 

Manufacturers of Chapman Process. For Surface Hardening Steels. Products include Chapmanizing for Low Carbon Steels and Malcomizing for Stainless Steels. Has numerous product images with detailed descriptions, uses, applications, specifications and dimensions provided. Unbound from a large 1946 postwar industrial product designer catalog, this unique old twelve page technical brochure would display beautifully matted and framed. Awesome cover graphics. A fantastic addition to your vintage industrial metallurgical library.