POWER 

 SPRAYING 



would have saved 

 these trees 



This cut illustratea two of the several hun- 

 dred beautiful elm trees, killed by the ELM 

 LEAF BEETLE, in one of our largest Uni- 

 versity cities, because they were not sprayed. 



Does a similar problem confront you? 



If so, let us tell you about our method by 

 which large trees may be sprayed for a few 

 pennies each. 



Among those using our HIGH DUTY 

 sprayers are: United States Department of 

 Agriculture; United States War Department; 

 United States Capitol Grounds; District of 

 Columbia; Massachusetts State Forester; 

 Massachusetts Metropolitan Parks; Massa- 

 chusetts Metropolitan Water and Sewerage 

 Board;Citiesof Boston, Mass.; Albany, N.Y.; 

 Providence, R. I., and over 100 others. 



We mamifacture and sell over 90^ of the 

 HIGH DUTY sprayers used in the United 



Mates. 



Catalog on request. 



FITZHENRY-GUPTILL COMPANY 



49 Washington Street, North 

 BOSTON, MASS. 



135 First Street 

 EAST CAMBRIDGE, MASS. 



United Slatiti Capitid Groun' 



Please mention the Journal of Economic Entomology when writitig to advertisers 



