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.
Sun Radiators and Heaters
This unique circa-1905 catalog is from the U.S. Radiator and Boiler Company of Pittsburg, PA and contains some very hard-to-find radiator ratings for Sun Radiators and Heaters. Thanks to Frank "Steamhead" Wilsey for sharing this document with us.
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