EMORY FUMIGATOR WITH MODIFICATIONS A 
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. 4I—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 isa 
home-made construction. After using fumigators of 
this type the canvas can be easily removed and used 
