Willis Carrier invented modern electric air conditioning in 1902.  Image result for willis carrier

Dr. John Gorrie 

Invented mechanical cooling in 1842.

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        Columbus Iron Works established in Columbus, Georgia in 1853 was producing commercial ice making machines by the 1870s.

Prior to the invention of ice making machines Frederic Tudor made a vast fortune shipping natural ice cut from New England ponds in the winter to hotter locations.  Image result for frederic tudor

More on Dr. Gorrie's ice maker:

Image result for ice cooled room historic

In the hot weather some folks are experiencing it is easy to appreciate the value of ice and even primitive air conditioning like a copper bucket of ice suspended high in a room. 

Let's not forget:  https://www.youtube.com/watch?v=rlTY1hDlXu0 

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