45 



TUBERCULOSIS IN INDIANA. 

 Primeval conditions. 



Ground covered by vegetation — no dust. Indian had no name 

 for dust. 



Outdoor life not conducive to the propagation of tuberculosis. 



Coming in of the white man, minus his weak, feeble and sicli. 



Clearing of the ground, formation of dust ; Indian applied name 

 of ashes to it. 



Building of cabins and houses, formation of house dust. 



Coming in of the feeble and sick ; cared for in houses. 



Advent of tuberculosis. — Tubercle bacillus. 



Tuberculosis picking out the weak and those living indoors. 



Settling up of the country, building of roads — formation of 

 road dust. 



Villages as factors, increased facilities for distributing the 

 disease. 



The village store, farmers crowded about the stove in winter, 

 a factor. 



Schools, churches, meeting halls, factors in polluted air. 



Development of the tobacco chewing habit, an important factor 

 — spitting. 



Development of town conditions, shops and trades, conflne- 

 ment of men indoors. 



Coming of the railroads and filthy cars and plush seats. 



Development of city conditions — city dust. 



Smoke from coal ; paved streets and sidewalk dust. 



Street cars as factors, crowding and bad air. 



Tenements and flats, poor ventilation and little sunlight. 



The trailing dress an important factor, filth dragged into the 

 home. 



Advent of the eitj' slums, increase of poverty and neglect. 



r.lunting of sensibilities by the use of alcohol, opiates and ano- 

 dynes. 



I'oiitinued increase of tuberculosis. 



