Perfex Series 155 Magic Dial Thermostat
Here are photos of a circa-1944 Perfex Series 155 Magic Dial Thermostat, as well as the instruction manual.
Beacon Boiler Reference Book, Boilers Made Between 1959 and 1972, Part 2
This is an excerpt from the Beacon Boiler Reference Book and includes ratings for boilers made between 1959 and 1972. This section contains pages A20 through A43 and includes ratings for these manufacturers: Columbia Boiler Co. of Pottstown, Crane Company, Crown Industries, Inc., Dunkirk Radiator Corp., Edwards Engineering, Electric Furnace-Man, Inc., Federal Boiler Company, General Automatic Products Corp., General Electric Co., Gilbert & Barker Mfg. Co., Humble Oil & Refining Co., Hydrotherm, Inc., International Boiler Works Co., International Heater Co., S.T. Johnson Co., Lynn Products, and Lookout Boiler & Mfg. Co.
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