II 
POWER 
SPRAYING 
would have saved 
these trees 
This cut illustrates two of the several 
hundred beautiful elm trees, killed by 
the ELM LEAP BEETLE in one of 
our largest University cities, because 
they were not sprayed. 
Does a similar problem confront you? 
If so, let us tell you about our meth¬ 
od by which large trees may be spray¬ 
ed for a few pennies each. 
Among those using our HIGH 
DUTY sprayers are: United States De¬ 
partment of Agriculture; United States 
War Department ;United States Capitol 
Grounds; District of Columbia; Massa¬ 
chusetts State Forester; Massachusetts 
Metropolitan Parks; Massachusetts 
Metropolitan Water and Sewerage 
Board; Cities of Boston, Mass; Albany, 
N. Y.; Providence, R. I., and over 100 
others. 
We manufacture and sell over 90% 
of the HIGH DUTY sprayers used in 
the United States. 
Catalog on request. 
FITZHENRY-GUPTILL COMPANY 
Washington Street, North 
BOSTON, MASS. 
135 First Street 
EAST CAMBRIDGE, MASS. 
United States Capitol Grounds 
for the ELM LEAF BEETLE with our Standard “A 
Please mention the Journal of Economic Entomology when writing to abvertisers 
