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Known the world over as "THE WORLD'S BEST 



All the subscribers to this paper 

 are undoubtedly^ familiar with 

 Deming Pumps, and many of you 

 have operated them. In our 

 latest Catalogue are some new 

 developments in spraying appara- 

 tus that will interest you. We 

 should like to send you a copy. 



The above cut illus- 

 trates our famous 

 "Sampson" double 

 acting hand sprayer 

 with upright lever. 

 The picture to the 

 left is our Fig. 765 

 double acting power 

 sprayer which can 

 be belted to any en- 

 gine and is good for 

 200 lbs. pressure. 



The Deming Company '8 Depot St., Salem, Ohio 



MANUFACTURERS OF 



HAND AND POWER PUMPS FOR ALL USES 



General Distributing Houses in All Principal Cities 



Please mention the Journal of Economic Entomology when writing to advertisers^ 



