SUBJECT INDEX. 161 



PAGE 



Streptococci in feces 101 



in polluted waters . . 92, 102 



in sewage 101 



in sewage polluted rivers 100 



in stored sewage 101 



in unpolluted water 91, 101 



, , isolation of. 102 



, overgrowth of B. coli by 102, 104 



, relation to B. coli 102, 103, 104 



sewage pollution 105 



, sewage 62, 100 



, significance of 112 



, types of colonies on litmus lactose agar 66 



Streptococcus erysipelatos 99 



Sudbury River, chemical and bacteriological examination 113 



Sugar broth, preparation of 122 



Sugars, decomposition of. 44 



Surface wash, bacteria in 8 



water, sampling of. 24 



, bacteria in 9, 39, 47 



Tap-water sampling 22 



Taunton tap- water, bacteria in 10, 47 



Temperature, effect of, upon bacteria 11, 12 



, effect upon multiplication of bacteria in stored samples, 



26, 27 



of incubation 31 



Thames River, bacteria in 9 



Titration of media . 120 



Toronto supply, bacteria in 41 



Toxic products 12 



Turin, B. coli in unpolluted waters near 78 



Turkeys, B. coli in 75 



Typhoid bacillus in ice 12 



in sewage 57 



in well at Neumark 53 



Rellingen 54 



isolation from polluted water 49 



, reported isolation from water 53 



fever, spring epidemics 38 



