This document is from the Illinois Engineering Co. and provides information about Illinois Heating Systems, packless radiator valves, thermostatic traps, the standard vacuum heating system, and vapor heating systems. You can find the Illinois Heating Systems circa-1923 catalog here. Thanks to Patrick Linhardt for finding, scanning and sharing this with us.
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...