This is an excerpt from the Beacon Boiler Reference Book and includes ratings for boilers made between 1959 and 1972. This section contains pages A44 through A62 and includes ratings for these manufacturers: Marietta Metal Products Co., Mueller Climatrol, National U.S., New Yorker Steel Boiler, Paragon Oil Co., and Peerless Heater Co.
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...
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...