CATALOGUE OF INSECTS. 



33 



only the vermorel should be insisted on for fine spray, especially if oil 

 is to be used. A useful nozzle is the Monitor, employed in the work 

 of the Gypsy Moth Committee in Massachusetts. 



Fig. 5. — Gould "Kerowater" Sprayer. 



Atomizers holding from i pint to i quart of liquid are now sold 

 almost all over the country, in every hardware store dealing in sup- 

 plies for the farmer and in most seed and agricultural establishments. 

 They are useful in applying undiluted crude or kerosene oil on small 

 trees, but have no place in a field outfit. 



In fact the only good advice that can be given, in view of the 

 diversity of needs, is to study the subject thoroughly first before 

 buying and to give yourself plenty of time to do it ; to buy for dura- 

 bility, effectiveness and ease of working, and buy a good machine 

 while you are about it. 



Concerning machines for applying dry powders very little can 

 be said, for there is only one of large capacity known to me, the 

 "Champion Powder Gun," made by Leggett & Brother, of New 

 York city. 



3 BNT 



