DUST AND ITS DANGERS. 89 



preachments if we will, but we ignore them at 

 our peril. Rich or poor, high or low, ignorant 

 or learned, all are alike liable to become the 

 victims of such diseases as are spread in the 

 floating dust of ill-kept towns and dust-ridden 

 houses. 



If the prevention of the spread of consump- 

 tion were a matter which could be carried out 

 by physicians alone there would indeed be 

 little use in inciting a general apprehension of 

 the dangers of dust-poisoning. But, unfortu- 

 nately, this is not possible. If we are, in any 

 large degree, to limit the ravages of consump- 

 tion, and with it the evils of many other bacterial 

 diseases, this must be done through the thor- 

 ough understanding of the danger and its 

 nature by the people at large, and the practice 

 of proper cleanliness in the houses which 

 they directly control, and also by forcing clean- 

 liness upon the managers of public places, 

 which in the end they also ultimately control 

 through public opinion. 



If it be not worth while to save one out of 

 every eight or ten or one hundred or one thou- 

 sand from the distress and pain and misery of 



