EXPERIMENT STATION BULLETINS. 259 



coldest weather one of the frames and often more is kept open all day 

 in order to keep the birds in a healthy condition. The windows are 

 not placed as high as desirable for the most efficient lighting of the 

 honse. The roosts located on the back side 3 feet 8 inches from the 

 floor are made of 2x4-inch material placed on edge the upper corners 

 being rounded off. They are merely set in notched boards at each end 

 and can be easily removed for cleaning purposes. About 1 foot beneath 

 are the droppings boards. Located on the back wall is a section of 

 nests previously described and on the end is a feed box. 4 feet by 14 

 inches with a 16-inch front and 24-inch back which is divided into two 

 parts for the holding of whole and ground grain. This is a simple, con- 

 venient house, and has given excellent satisfaction. 



