This booklet about the Doody System of Vapor Heating dates back to 1916. Thanks to Brian Reynolds and Frank "Steamhead" Wilsey for sharing this rare information with us. We'd be interested in knowing if anyone in the Boston/Providence area has seen a Doody system.
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).
This document contains the combustion chamber assembly instructions for the HB Smith Series 45 Mills Water-Tube Boiler for automatic firing with oil or gas (Steam, Vapor,...