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This is a very early copy of what became Consumer Reports. It covers Heating and Ventilating, Lighting, Fire Extinguishers, and Building Materials. Great, unbiased insigh...

This brochure is from a time when Marley tried to sell cooling towers for residential use. Fascinating! Thanks to John Mills for sharing this one with us.

The Plumbing and Heating Industries Bureau published this booklet in 1944, in anticipation of the end of World War II. The advice they gave then still applies today.

Here is an article from The American Society of Mechanical Engineers about Detroit Edison’s District Heating System, established in 1903.

Thanks to John Shea of Detroit ...

District heating plays a huge part in Denmark's goal of becoming energy-independent. Much of the heat they generate comes from garbage. It's a fascinating country.

Here is a fascinating look at Denmark's district heating system in Part 1 of this three-part video series.

Here is a fascinating look at Denmark's district heating system in Part 2 of this three-part video series.

In 1923, the Morgan Woodwork Organization had Crane prepare the Development of Home Heating portion of their Building with Assurance book. A bit of history, and some easy...

This is a beautifully presented case for radiant comfort from Chase Brass & Copper Co. in Waterbury, CT. There is no date, but it is most likely from the 1950s.

Essoheat Fuel Oil published this booklet in 1941. Timeless advice.