INDEX 



497 



Water, bacteriological examination, 

 149 



cholera spirillum in, 155 



colon bacillus in, 152 



disinfecting, 477 



qualitative bacteriological exami- 

 nation, 151 



quantitative bacteriological ex- 

 amination, 150 



typhoid bacillus in, 155 

 Weigert method, 449 

 Whip worms, 321 

 White blood-cells, 224 



counting of, 204 



normal count, 228, 229 

 Whooping cough, 438 

 Widal tests, 168 

 Wing venation, 352-354 



Wollf and Junghan's test, 470 



Woolsorter's disease, 75 



Working distance, 3 



Wright's blood stain, 212 



method for anaerobes, 80 

 method for standardizing 

 cines, 190 



Xenopsylla cheopis, 350 

 Xerosis bacillus, 108 



Yaws, 263 

 Yersin's serum, 118 

 Yellow fever, 442 



Zettnow's flagella stain, 44 

 Zur Nedden's bacillus, 113 



