THE PREVENTION OF MALARIA 495 



carried out rigorously. The failure to obtain similar results by 

 similar methods in other places must be ascribed mainly to the 

 obstacles which stand in the way, of which the chief are 

 ignorance and blind resistance to administrative efforts on the 

 part of the people, or official apathy and parsimony on the part 

 of the governing classes. Professor Ross speaks out strongly 

 on these subjects, as he has done frequently before. It is to be 

 hoped that this book will be widely circulated amongst medical 

 men and administrators in the tropics, and that it will lead to 

 a proper understanding of the measures to be taken against 

 one of the greatest obstacles, in many lands, to civilisation and 

 progress. 



E. A. MiNCHIN. 



