224: 



AN EGG FARM. 



tions, these apartments being in length the same as from 

 the center of one block, m, to the center of the next 

 block, m. 



It is important to have the axle for tilt boxes for 

 layers large and strong, if it is a long one. The strain 



FIG. 114. A SUBSTITUTE FOll TILT BOX. SKE P. 161. 



caused by the section used by one flock of fowls is not 

 great, but, by extending the multiform box through a 

 long building, the strain becomes greater than would be 

 supposed. The axle can safely be of smaller calibre at 

 the end farthest from the operator. For a building one 

 hundred feet or more in length, a two-inch iron pipe, 



