Bui. 224, U. S. Dept. of Agriculture. 



Plate III. 



Fig. 1.— One Drop of Water from a Fig. 2.— One Drop of Water from a 



Washed Pail (E House). Clean Pan (E House). 



Fig. 3. -One Drop of Water from Sink 

 (E House). 



Fig. 4.— Finger Tips of Breaker 

 (E House). 



E HOUSE. 



