Handbook for Heating and Ventilating Engineers was written by James D. Hoffman and published in 1920. This is the Fourth Edition. It states, "Changes in the art of heating and ventilating buildings have been so pronounced in the last few years that it has been considered advisable to entirely reconstruct the Handbook rather than to make additions to the old text." To access this book online, click here.
Here is the original Installation and Operating Instructions and Parts List for The H.B. Smith Company's Oil Fired Cast Iron Hot Water Boilers (No. OHB-13W). This is esti...
The Henry Ford Museum in Dearborn, MI has an interesting hot-water heating system. Take a look at the radiators below. They are from the Shaw-Perkins Manufacturing Compan...
We estimate that this cast-iron boiler catalog from The Peerless Heater Company in Boyertown, PA is from the 1980s or 1990s.