180 THE YELLOW FEVER CAMPAIGNS 



available at any time for consultation upon difficult 

 or suspicious cases. 



During the first few days after the IVIarine Hos- 

 pital Service was officially placed in charge of the 

 campaign, Dr. \\niite was busy meeting the Presidents 

 of the ^Vard organisations, placing his own officers 

 in charge of the \'\''ards, instructing them in their 

 duties, and holding daily conferences with the various 

 representative bodies. 



On August 1 1 he met the Presidents of the 

 Ward Organisations and agreed upon the following 

 general plans :— 



That the Avork of the Ward Organisation must 

 be carried on as strenuously in the future as in the 

 past. 



That there should be a " mosquito-killing day " 

 throughout the city once a week, when the entire 

 population should make an effiDrt to kill by fumiga- 

 tion the mosquitos in their houses. 



That all street gutters should be flushed out once 

 a week. 



That every AVard undertake a complete minute 

 inspection of all cisterns in its territory to see that 

 they are perfectly screened. 



That as an extra precaution the oilings of all 

 cisterns be continued. 



That only oil of at least 150 flash test be used, 

 so as not to render water unpleasant. 



That all physicians and every one else in the city 

 report to headquarters every suspicious case they 

 might learn of 



