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AN" EGG FARM. 



labor. The fowls have the 

 use of the floor, /, from the 

 tilt box, t, to the wall at y. 

 The dots at d show the 

 position of a feed cylinder 

 over the tilt box, and the 

 dots at e show the position 

 of the call cylinder, which 

 drops feed to keep the birds 

 out of the tilt box while the 

 latter is being tilted. The 

 operation of this sort of tilt 

 box with opening on side 

 will be described in another 

 place. The pit, p, is a foot 

 deep, which is deeper than 

 is needed for tilting, but as, 

 in spite of all precautions, 

 a fowl will sometimes escape 

 and, roaming through the 

 passage, g, blunder over be- 

 hind the tilt box next the 

 wall, space enough in the 

 pit must be afforded to 

 avoid crushing the vagrant. 

 It will be plain enough that 

 the tilt box tilts toward the 

 wall and that the surface of 

 the ground outside the 

 building is not far from the 

 top of the underpinning, 

 hence p is described as a 

 pit. The crosspiece, n, sup- 

 ports the floor, r. The tilt 

 box aperture to admit the 

 fowls is on the side next to 



