Proceedings of Sixth Annual Meeting 119 



able conditions, the cost of maintenance will be considerably higher. 



Furthermore, the development of power machinery for ditch 

 cleaning is bound to reduce cleaning costs. 



The State should materially assist in the establishment of the 

 initial drainage, but the present practice of local maintenance should 

 and doubtless will be continued until the marsh is eliminated as 

 a possible mosquito breeder by agricultural, industrial and urban 

 development. 



President Engle: Ladies and Gentlemen, you have heard the 

 problem stated by Dr. Headlee. The next papers are intended to 

 show the attitude of different organizations toward this work, and 

 the part they can play in the finishing of it. Dr. Headlee, will you 

 take the chair? 



(Dr. Headlee assumes the chair.) 



Chairman Headlee: Gentlemen, the next paper is, "The At- 

 titude and Part of- the New Jersey State Mosquito Extermination 

 Association," in the carrying out of this work. The paper will 

 be read by Mr. Robert F. Engle, President of the Association. 



