THE MONTHLY Bri>LKTIN. 



240 



with grass and brush, most of which has been killed, and there is now 

 nothincr to prevent the rains from washing away the coating of soil, 

 leaving only cobblestones or bedrock. 



While we must in justice to the mining industry recognize their side 

 of the problem, the great agricultural industry, the basis of our per- 



FiG. 54. — Devastation wrought by smelter fumes. (Original.) 



manent prosperity, must also be considered, and it is hoped that the 

 time is not far otf when science will come to the aid of the smelters 

 and give them something that will eliminate all deleterious gases, and 

 in so doing insure protection to the farmer, whether his interests are 

 great or small. 



Fig. 55. — Ero-sion clue to the destruction of grass and underbrusli. (Original.) 



