The 

 Reduction of Domestic Flies 



INTRODUCTION 



THE object of this book is to bring to public notice 

 the necessity for the reduction of domestic house-flies 

 in cities, towns, villages, and rural districts. There 

 is a great deal of evidence to show that these insects 

 are directly concerned in the spread of certain diseases, 

 and therefore every effort should be made to sway 

 public opinion in favour of fly-reduction. The 

 experience that has been gained on the Suez Canal, 

 where mosquito-reduction has resulted in a great 

 amelioration of the public health, is now applied 

 for advising similar measures against flies. In some 

 countries anti-fly campaigns are in progress, but 

 in Great Britain little has so far been done generally 

 to attack this problem ; some individual efforts have 

 been made, but these are few and far between. 



It has been said truly that many of our greatest 

 ills are born of little things ; the statement certainly 

 applies to disease. Many diseases are probably borne 

 by flies, and flies are little things producing big 

 effects in the health of the community. But besides 

 their disease-carrying capabilities, flies are a dis- 



