THE TILT BOX. 103 



box, both being set on legs and- being a part of a series 

 ranged along a passageway where the attendant goes. 

 We will suppose we are describing apparatus of chick 

 size. The tilt box, 1, underneath the cylinder, 10, is 

 2 or 2 1-2 ft. wide, 3 1-2 or 4 ft. long, according to the 

 number of birds you prefer in a brood, and 1 ft. high. 

 For the sake of light and air the top is made mostly of 

 wire netting, one inch mesh. Bottom and ends are of 

 boards, sides partly boards, partly wire. Each box 

 should have three to five pecks of fine litter, the quan- 



FIG. 67. WROUGHT TRON CRANK. 



tity depending on the age of the chicks, number in a 

 brood, and size of the box. The tilt boxes alternate 

 with stationary boxes down the whole length of the pas- 

 sage, although but one tilt box, 1, and one stationary 

 box, 7 3 are shown in Fig. 71. 



You call the chicks out of the tilt box into the sta- 

 tionary box by means of a bell, 22, pulled by the handle 

 at 24, and by setting in motion a small extra cylinder, 

 20, represented here as of a square form, which contains 

 grain and is supported and Amoved by axle, 19, and 

 crank, 21. The small cylinder is set directly over the 



