In 1939, Willis Carrier, the engineer who coined the term “air-conditioning,” holds a thermometer inside a display that demonstrates air-conditioning at the New York World's Fair. [960 x 500]

#vintage #In 1939, Willis Carrier, the engineer who coined the term “air-conditioning,” holds a thermometer inside a display that demonstrates air-conditioning at the New York World's Fair. [960 x 500] #history #HistoryPorn #Bot http://ift.tt/2DJngv2