Original door trade vintage catalog for NORTON DOOR CLOSER COMPANY. Was located in Berrien Springs, MI. Manufacturers of full surface, concealed Indador liquid, surface mounted, full rack and pinion, concealed head jamb door closers. Division of Yale and Towne Manufacturing Company. This unique 1958 old four page technical brochure would make a marvelous addition to your engineering collection. Pages are loose and contain a tiny amount of residual glue on edge.