machines have a tank holding a few gallons with a pump worked by a 

 lever with one hand, while the other hand directs the nozzle, the 

 apparatus being strapped upon the back of the operator. 



Of this sort is the Eureka sprayer, made by Adam Weaber & Son 

 of Vineland, N. J., and costing about $21. Prof. B. T. Galloway, 

 Chief of the Division of Vegetable Pathology of the U. S. Depart- 

 ment of Agriculture, has recently devised a similar machine, shown 

 in Fig. 2, and in practical operation in Fig. 3. It is not patented 

 and can be made by any good metal-worker. The writer will be 



Fig. 2. 

 glad to furnish detailed specifications for this machine to any one 

 who may desire them. It may be purchased of Albinson & Co., 

 2026 Fourteenth St., or of Leitch & Sons, 1214 D. St., both of 

 Washington, D. C. for $14. Dr. Thaxter of the Connecticut Exper- 

 iment Station has devised a combination of a copper wash-boiler, a 

 "• Hydronette " force pump, and a Vermorel nozzle which has given 

 him much satisfaction, and may be fitted by any tinsmith. Its cost 

 is a little over $8, he states. The writer will be glad to furnish, on 

 request, details of its construction. 



