174 3I0SQUIT0ES 



of breeding-places with kerosene, and the results are re- 

 ported to have been admirable. The city of Winchester, 

 Va., during- the summer of 1900, was treated with kerosene, 

 under an ordinance of the city council, with such i^ood 

 results that in the spring- of 1901 the city council passed 

 a further regulation providing a penalty for the non-treat- 

 ment of breeding-places. This instance is one of such 

 wide-spread interest that the ordinances of 1900 and 1901 

 are printed herewith, together with a letter received in 

 October, 1900, from the mayor of the city. 



[First Circular, 1900.] 

 PREVENT THE MOfSQUITO. 



The City Council has passed the following Ordinance : 



1. Be it ordained that on or before March 25, 1900, and at least 

 once each month thereafter until November 1, 1900, each owner 

 or occupier of a house or lot in the city, shall put into every pool 

 or sink which is open, or from which there is any opening or out- 

 let, kerosene oil at the rate of one ounce for fifteen square feet of 

 surface of said pool or sink, and that quantity for any surface less 

 than fifteen square feet. 



2. And be it further ordained that one-half an ounce of kero- 

 sene oil shall during the same time be put in every open barrel or 

 hogshead kept for the puri)Ose of collecting rain-water ; and 

 water shall be taken from such barrel or hogshead by a spigot of 

 wood or metal placed as near as convenient to the bottom of said 

 barrel or hogshead. 



3. It shall be the duty of the police, by proper inspection, to 

 see to the enforcement of this ordinance, and to supply to persons 

 unable to procure them the necessary oil and spigots. 



