INDEX. in 



PAGE 



Germs in in-doors dust ........ 27 



44 in out-doors dust ........ 20 



44 colonies of . . . . . . . . .12 



" nature of. ........ 7 



" origin of, in in-doors air . . . . . . .30 



11 safeguards of body against aerial . . . . . 36 



Hotel bedrooms as sources of dust-infection ..... 91 

 House furnishing as affecting the risk of dust-infection . . .78 



Immunity of body to disease germs ...... 49 



In-doors air, analysis of ........ 27-35 



Infection, dangers of, from street dust ...... 75 



44 degrees of readiness of, in different diseases . . .96 



Infectious diseases ........ 55 



" remedial agents in . . . . .98 



Influenza . . . . . . . . 55, 56, 88 



Isolation of the sick as means of prevention of bacterial diseases . .54 



Lungs, most common seat of tuberculosis .... -65 



pigmentation of, by inhaled dust ..... 44 



Lymph, nitration of, in the lungs ...... 45 



Lymph-glands as dust-filters ....... 46 



44 ** localized tuberculosis in . . . . . .67 



Measles 55,96 



Meat, tubercular, as food, dangers of . . . . .64 



Michigan, frequency of consumption as compared with small-pox in . 62 



Micro-organisms in in-doors dust ....... 27 



44 <4 out-doors dust ...... 20 



* 4 nature of . . ...... 7 



44 " safeguards of body against . . . . . 36 



Milk from diseased cows, dangers of ...... 64 



Motes in the sunbeam ........ 3 



Moulds 7 



Mould-spores in air analysis ....... 18 



" " il dust 9 



41 preponderance of, in wet weather . . . .22 



Neumann, air analysis by . . . . . . . 33 



New York, air analysis in . . . . . . . . 23-26 



Official negligence no excuse for private indifference to cleanliness . .92 



