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The Unexpected History of the Air Conditioner | Smithsonian
Air conditioning - Wikipedia
History of Air Conditioning | Department of Energy
Willis Carrier - Wikipedia
Air Conditioning History, Facts & Overview of Air Conditioners
Global Cooling The History of Air Conditioning - ASME
Willis Carrier - the inventor of modern air-conditioning | Carrier …
Willis Carrier and the Invention of Air Conditioning - ThoughtCo
July 17, 1902: An Invention to Beat the Heat, Humidity | WIRED
Air Conditioning: Who Invented It? | TIME