Original dairy trade vintage catalog for MULHOLLAND-HARPER COMPANY. Main office and plant was located at 5820 Tacony Street, Philadelphia, PA.  Since 1909. 

Manufacturers of Outdoor Advertising and Dealer Identification Signs of All Types. Products include baked delux enamel, porcelain on aluminum, plastic and reflective Scotchlite for retail outlets, dealer trucks, roadside signs, and plant signs. Has numerous product images with detailed descriptions, uses, applications and dimensions provided. Unbound from a large 1956 dairy industry catalog, this unique old one page technical brochure would display beautifully matted and framed. Nice cover graphics. A fantastic addition to your vintage dairy equipment library.