EQUIPMENT FOR FUMIGATING NURSERY STOCK IOI 
style, and hung with three heavy strap-iron hinges. 
There should be a good strong bolt at top and bottom. 
and a lock in the middle of the door. 
Another form, and very convenient house for firms 
handling a million or more trees, is shown in Fig. 52. 
It is built in one end of the packing-shed, and is 16 x 
FIG. 54—SINGLE ROOM USED IN WINTER FOR GRAFTING 
13 x 9% feet. There is another room the same size on 
the opposite side of the building. "These houses were 
constructed so as to admit a wagon-load of trees at one 
time. While a load is being fumigated in one side, 
the other is being removed and everything is in readi- 
ness for another charge. These rooms are really too 
large, and it requires a great deal of cyanide to fumi- 
