Original 1938 textile industrial trade vintage ad for KNOWLTON & NEWTON COMPANY, INC.  Main office and plant was located at 646 Broadway, Lowell, MA.

Sheet Metal and Fan Engineers and Contractors. 

Products include Return Air Condensers, Shear Exhaust Systems, Slasher Exhaust System, and Cotton and Wool Blowing System Switch are all featured.

Has numerous product images, descriptions, applications and specifications provide extensive product details. Unbound from a large 1938 Textile World Yearbook and Catalog, this unique old one-page brochure would display beautifully matted and framed. Nice graphics. A fabulous addition to your retro industrial library.