Original plumbing trade vintage catalog for THE PHILLIPS CORPORATION, was located at 806 S W Broadway, Portland, OR. Manufacturers of Automatic Trap Seal Valve in Drain Traps. Prevent the entry into the house and buildings of gases and disease bearing vermin from the sewer. Unbound from a large 1938 architectural catalog, this unique old one page technical brochure would display beautifully matted and framed. A fantastic addition to your retro plumbing collection.