Here are ratings for the Erie radiator from Jarecki Mfg Co Ltd. They were based in Erie, PA and their radiators appeared in issues of Domestic Engineering in the 1890s.
Here is a nice mailer from American-Standard Heating and Plumbing with lots of information about their radiators and convectors from 1946.
Thanks to Kirby Slear for scanning and sharing. He notes, "You will notice the name of the individual who sold these, Harvey Mull, plumbing and heating, in RD#1 Selinsgrove. That is about 50 miles north of Harrisburg on the Susquehanna river. Harvey is the man my parents bought the house from I grew up in. That house had a nice baseboard hot water heating system."
Here are ratings for the Erie radiator from Jarecki Mfg Co Ltd. They were based in Erie, PA and their radiators appeared in issues of Domestic Engineering in the 1890s.
Brian Roberts & Paul Yunnie compiled this document that contains beautiful vintage advertisements and illustrations of radiators from the mid to late 1800s and early 1900...
This document contains the story of Herman W. Nelson, founder of the Herman Nelson Corporation and the Moline Heating System (a vacuum-vapor heating system).