AC 1902 $100 First National Bank of Herrin, Illinois Ch# 5303 PMG 20 comment | eBay
July 17: Anniversary of Modern Air Conditioning | On July 17, 1902, Willis Carrier invented modern air conditioning and today, we can hardly imagine living without it. We hope you enjoy the
U.S. Department of Energy on Twitter: "#DidYouKnow the air conditioner was invented in 1902? More about the history of the tech that's keeping you cool ➡ https://t.co/ZbyOzvqTeE https://t.co/eKr53t7oef" / X
History of Air Conditioning | A Brief HVAC History - When & How {TImeline}