EQUIPMENT FOR COOLING 45 
Artesian Well and Milk-house 
Where springs are not available, wells are 
necessary. The artesian well gives most pro- 
tection to the purity of water. Water from the 
tank in the tower is not so cold as water pumped 
directly from the well into the milk-house. The 
milk-house can be conveniently located under 
the tower. 
Cooling Tank 
The cooling tank can be built of wood or cement 
or iron. They should be water-tight, and deep 
