240 
WISCONSIN STATE AGRICULTURAL SOCIETY. 
MILK COOLERS. 
In order that milk may be properly preserved in its transit 
from the farm to the factory, milk coolers have been intro¬ 
duced among the farmers to cool the milk at the farm as fast 
Fig. 30. 
NATIONAL MILK COOLERS. 
as it is drawn from the cow. There is a great variety of these 
implements. We give figures of the National Milk Coolers, 
and the Monitor and Iron Clad Cans used for hauling milk to 
the factory. Cold water or ice may be used for the purpose in¬ 
dicated. 
Fig. 31. 
A. Cooler, for water (N) and ice (O). B. Cooler, arranged for introducing water by 
means of syphons E, E, fixing on tubes D, D. C. Cover. F. Strainer. G. Body of cooler. 
H, H. Carrying-cans with coolers floating on the milk (M). 
SWINE. 
The keeping of swine to consume the whey or refuse slops 
resulting from butter and cheese manufacture is considered a 
