NEST BOXES BUILT OF LUMBER. 



This shows the front of the nest l)Oxos as they face the interior of the squab 

 house. They are from ten to twelve inches square, and the same distance deep. 

 A shght variation does not matter. The fronts of the nest boxes are perfectly plain, 

 as shown. It is not necessary to nail up pieces of board to keep the squabs from 

 falling out. They will not fall out. 



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