Original heating trade vintage catalog for THE BIGGS BOILER WORKS COMPANY. General office and works was located on North Case Avenue, Akron, OH. Manufacturers of heavy steel and alloy plate construction, welded or riveted. Rotary digesters, pipe, tanks, fractionating towers, bell cap absorber and propane tank. Unbound from a large 1936 engineering catalog, this unique old one page technical specifications brochure would display beautifully matted and framed. A fantastic addition to your retro metal library.