HOUSING AND HYGIENE 



291 



the morning sun to find its way into the west side of the build- 

 ing and the afternoon sun to reach the east side. 



Fig. 161 



Showing method of uniting colony houses. (Courtesy of Cornell Experi- 

 ment Station.) 



Fig. 162 



Large portable colony houses, having window for a dust bath. (Courtesy 

 of Kansas Experiment Station.) 



Aside from the special case just noted the particular style 

 of roof does not have rnuch to do with efficiency. The shed 



