102 POULTRY APPLIANCES AND HANDICRAFT 



Pulleys Figure 98 shows a screw pulley, sold at 

 hardware stores very cheap, and useful about the 

 poultry house for operating ventilators, small doors 

 and windows and feed boxes. 



Figure 99 shows a simple way of making pulleys 

 for raising henhouse windows by a cord operated from 

 a hallway, or for any other position about farm build- 



FIG 97 : GOOD VENTILATION 



ings where light pulleys are desired. An empty spool, 

 from which the thread has been used, has a round plug 

 driven through it, the ends projecting, as shown. 

 Two screw eyes of the proper size slip over the ends, 

 after being screwed into the wall or ceiling. Use 

 small spools and long screw eyes. 



Clean Houses Useful implements for cleaning 

 and renovating a poultry house appear in Figure IOO. 



