EMORY FUMIGATOR WITH MODIFICATIONS 71 



40. Two men attend to the chemicals, weighing the 

 cyanide and measuring the acid and water, as shown 

 in Fig. 40. In this particular case one man was em- 

 ployed to level the ground around the trees, so as to 

 facilitate the handling of the fumigators. A general 





FIG. 41 AIRING THE FUMIGATOR JUST BEFORE REMOVAL 



foreman and timekeeper was necessary, so that the 

 boxes could be transferred at the proper time and 

 without delay. 



The cost of the fumigator of this type need not ex- 

 ceed $5, including oil, provided the work is done at 

 home. The outfit illustrated in Figs. 36 and 37 is a 

 home-made construction. After using fumigators of 

 this type the canvas can be easily removed and used 



