168 



COMMERCIAL POULTRY RAISING 



1 1 Yi inches wide at the top and 1 1 inches wide at the bottom, and 

 being narrower at the bottom, as it swings shut it has no tendency 



Battery of three nests. 



x.v's-'^ir 



-18- 



Tt3t-.' 



,1 •<'J 



Section through nest 



Dimensions of door. 



Detail of trigger. 

 Fig. 117. — General arrangement of the Storrs' trap nest. 



to rub or bind against the sides of the nest box. It is bound with 

 a thin piece of metal, galvanized sheet iron strips cut from stove 



