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, Sixth Edition, Trade Name Index
This is the Trade Name Index from the Beacon Boiler Reference Book, Sixth Edition, which includes ratings for boilers made prior to 1959. Please see the other documents listed in this category for the boiler ratings.
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