94 AN" EGG FARM. 



first position, held open by the figure 4's, the shaft and 

 arms being left at the second position, with the cords 

 slack so that the sitters can spring the traps, and the 

 attendant's presence is now no longer necessary. The 

 gates, G, G, G, G, should not be opened to let the layers 

 out until about sundown, so as to give the sitters plenty 

 of time to return to their nests, and so as to prevent 



FIG. 31. ROW OF NESTS SEEN FROM BELOW. 



birds among the layers having broody inclinations from 

 taking possession of nests belonging to the sitters. 



Figure 31 shows the convenience for the attendant's 

 work at the nests, the view being taken from the sunken 

 alley and giving the position of a row of nests on one 

 side, the bottom of the nests being two and one-half 

 feet higher than the ground at the bottom of the alley. 

 One rail of the railroad track is shown at w, and one of 



