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 Colonial Wall Radiator is especially adapted for use on ships, in narrow halls, bathrooms, alcoves, or similar locations where a wide radiator could not be employed." It was a cast-iron radiator with a seashell pattern in the corners.
You can also view it in American Radiator Company's Radiation and Decoration booklet.
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...
Here are photos of a circa-1944 Perfex Series 155 Magic Dial Thermostat, as well as the instruction manual.
This chapter on hot water heating systems and piping was prepared by Professor F.E. Giesecke (Director of Texas Engineering Experiment Station in TX) for the The American...