A patent for H.G. Ashton's Improvement in Lock Safety Valves for Steam Boilers.
(Courtesy of Rick Ashton, great great grandson of Henry G. Ashton who started the Ashton Valve company in 1872. The company was built on the popularity of his patented "pop" safety valve.)
This booklet from 1905 showcases how American Radiator Company's radiators could become decorative pieces in a home. It highlights the "beauty in modern radiators" of tha...
American Radiator Company manufactured their Colonial Wall Radiators around 1905. The document attached below is an excerpt from The Ideal Fitter (1905) that states "The ...
Here are photos of a circa-1944 Perfex Series 155 Magic Dial Thermostat, as well as the instruction manual.