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gratifying for those who have been in the work longest. I am 

 a novice in a way; there are men in North Jersey who have 

 given much of their time and thought to developing the methods 

 and securing the results which have been secured. To them it 

 must be gratifying. I know it is to me- — that we have gone far 

 enough to convince us, to convince many other people, that the 

 problem is in a fair way to being solved, and that within a very 

 few years we shall have reason to rejoice with the men of cer- 

 tain sections of the State where conditions have been materially 

 improved. 



The President — This afternoon the time was so short that 

 we were forced to> omit one of our papers. I would like to put 

 that paper in now, as the program will be crowded in the morn- 

 ing. It is a very valuable paper. Mr. Dobbins, who is the In- 

 spector of the Essex County Commission, is one of the hardest 

 of our mosquito fighters. I take pleasure in introducing him. 

 He will read a paper on "The Problem of Fresh-Water Mosquito 

 Control. " 



The Problem of Fresh-Water Mosquito Control. 



BY JOHN W. DOBBINS, CHIEF INSPECTOR OF THE ESSEX COUNTY 

 MOSQUITO EXTERMINATION COMMISSION. 



This paper may be of little value to those who are at present 

 engaged in mosquito control work, but its design is to help those 

 who inaugurate campaigns at some future time. 



Assuming that there is an abundant reason for mosquito con- 

 trol work, the time to begin agitation for a campaign, in order 

 to get the public support, is when mosquitoes are on the wing in 

 such numbers as to cause extreme suffering. Fortunately every 

 community numbers among its citizens some who are willing to 

 undertake this initial step, which offers only hard work and many 

 sacrifices. 



A vigorous campaign of education should be started and efforts 

 made to get the cooperation of the press, public officials and 

 various civic organizations, as well asi the public in general. 

 Reference to the successes of similar campaigns carried on in 



