106 



FARM APPLIANCES. 



etc. , from getting into the water. By the use of a chain 

 pump there is enough to agitate the air and water and to 

 prevent stagnation in either. By means of a cheap, 

 simple contrivance, shown in figure 130, all wells may 



Fig. 130. AGITATOR FOB WELL. 



have an abundant supply of fresh air. In the illustra- 

 tion, h is the wooden or metal tube of a common lift or 

 force pump ; a, is the handle to which is attached, 

 three or four inches from where it is hinged to the pump, 

 a small wooden or metal rod, ~b. If this rod is of wood, 

 it need not be over three-quarters of an inch in diameter, 

 and if a metal one three-eights of an inch will answer. 

 It runs from the handle downward to and along side of 

 the pump-tube, shown at h, passing through two or 

 more closely-fitting staples, and extends to within two 

 feet of the high water mark. It is provided at the lower 

 end with an arm, or more properly speaking, a fan, e, 



