INDEX 



531 



Ttibcrculosis, B., action of light on, 



354 

 Turbid well-water, bacteria in, 105 

 Typhoid bacillus, 410 

 vitality in water of, 289-296 



— — microscopic figure of, 289 



— — bacilli resembling, 411-415 

 behaviour of, m ice, 253 



— ~ discovery in mud of, 259, 

 260 



water of, 264-267 



special detection in water of, 



267-276, 285 



action of light on, 355-359, 



361, 372 



action of peroxide of hydro- 

 gen on, in water, 246 



— — and sand filtration, 158 



Chamberland filter, 175 



Berkefeld filter, 177-179 



high temperature, 184 



Typhoid fever and Zurich water 



supply, 147 

 Tyrothrix scaber, action of light 

 on, 336 



UbiquituSf B., 434 



Uffelmann's method for detection 



of typhoid bacillus, 270 

 Undula, Spirillwrn^ 409 

 Ure, river, bacteria in, 100 

 TJreae, B., 487 

 Ureae, M,, 504 



Urine, effect of insolation on, 389 

 Uschinsky, non-alhuminoue culture 



solution, 28 



Vaccine, anthrax, obtained by inso- 

 lation, 340, 392 



— cholera, obtained by insolation, 

 387 



Vanne spring, multiplication of 



bacteria in, 224 

 Vermicularis, B., 418 

 VerTnifor'mis, Streptococcus, 508 

 Versicolor, M., 504 

 Vibrio Metschnikovi, 282 

 Vincent's method for detection of 



typhoid bacillus, 273 

 Violaceus, B. (see Janthinus^ B.) 



— — and sand filtration, 154- 

 156 



Violaceus, M., 495 



Violet pigment, bacteria producing 



a, 472-474, 495 

 Vi/riMs palleseens, B., 426 

 Viticulosus, M,, 505 

 Volutans, Spirillum, 408 



Warington, culture solution, 27 

 Water, carbonated, bacteria in, 



235-242 

 Water, examination of, for bacteria, 



60-82 



— bacterial contents of various, 38- 

 116 



— purification of, 117-216 



— sterihsation of, by heat, 184 



— collection of samples of, 60, 

 61 



— multiplication of organisms in, 

 217-256 



— detection of pathogenic bacteria 

 in, 257-285 



— vitahty of pathogenic bacteria 

 in, 286-332 



— action of light on bacteria in, 

 370-384 



— action of light on virulence of 

 cholera bacillus in, 387 



Water supply, bacteria in London, 

 119-142 



Altona, 152-154 



Berlin, 142, 143 



Dundee, 111 



Freiburg, 99, 186 



— Hamburg, 152-154 



— Konigsberg, 146-150 



Paisley, 150, 151 



— Zurich, 144-147 



AVell-water, bacteria in, 102-107 



artesian, 106, 182 



— deep, 103, 106, 107 



stagnant, 104, 105 



— multiplication of bacteria in 

 deep, 223 



Weigert's solution, 45 

 Weigert and Koch's solution, 46 

 West Middlesex Company's filter- 

 beds, bacterial examination of, 

 134-135 



reservoirs, 188 



' White ' Bacilhis (Maschek), 480 

 * Wliite ' Ba<yillM.s (Tataroft), 443 

 ' Wunsel-bacillus ' {aGeIia/mosus,B.) 



