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.
How to Select and Install Trane Concealed Heaters
This circa-1927 article from The Trane Company shares how to Select and Install Trane Concealed Heaters. Thank you to our good friend, Frank "Steamhead" Wilsey for sharing this document. Classic stuff!
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