Hoffman Engineering News (on Panel Heating)

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Hoffman Specialty's Director of Engineering, Ferdinand Jehle, wrote these four interesting "Engineering News" letters in 1946.

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Here are ratings for the Erie radiator from Jarecki Mfg Co Ltd. They were based in Erie, PA and their radiators appeared in issues of Domestic Engineering in the 1890s. 

 

Published on 04/22/2024 4:07 PM
Posted in Heating Museum