Elements of Industrial Heating was published in 1922. "The purpose of this booklet is to draw attention to essential factors governing the quality and cost of products subjected to the action of heat in the process of manufacture, and the selection and use of equipment, fuel or electricity necessary to produce better results at lower cost." To access this book online, click here.
This document contains the complete illustrated instructions for installing the Hercules Steam and Hot Water Heating System, a boiler manufactured by Sears, Roebuck and C...
This document contains the manufacturer's instructions for the HB Smith Series M450L Mills Water-Tube Boiler for automatic firing with oil or gas (Steam, Vapor, or Water ...
This document contains the jacket assembly instructions for the HB Smith Series 45 Mills Boiler (circa 1979).