LIST OF ILLUSTRATIONS. Xlll 



FIG. PAGE 



74. Gonococcus in Pus 312 



75. Bacillus pyocyaneus 318 



76. Bacillus of Bubonic Plague 320 



77. Bacillus aerogenes capsulatus 324 



78. Bacillus aerogenes capsulatus Culture 326 



79. Bacillus of Tetanus 328 



80. Bacillus of Anthrax 331 



ST. Bacillus of Anthrax with Spores 332 



82. Bacillus of Anthrax Colony 333 



83. Bacillus of Anthrax Culture 334 



84. Bacillus of Anthrax Showing Concave Ends 335 



85. Bacillus of Anthrax in the Liver 336 



86. Bacillus of Diphtheria 339 



87. Bacillus of Diphtheria, Neisser's Stain 340 



88. Tubes for Cultivation of Diphtheria Bacillus 340 



89. Bacillus of Diphtheria, Culture 341 



90. Bacillus tuberculosis 350 



91. Branching Form of Tubercle Bacillus . . . . 351 



92. Bacillus tuberculosis, stained, in Sputum 352 



93. Ray -fungus of Actinomycosis, Fresh Preparation 367 



94. Actinomyces bovis from a Pure Culture 369 



95. Bacillus of Typhoid Fever 370 



96. Bacillus of Typhoid Fever with Flagella 371 



97. Widal Serum-reaction with Typhoid Bacilli 376 



98. Bacillus coli communis 382 



99. Bacillus coli communis with Flagella 383 



100. Spirillum of Cholera 388 



101. Spirillum of Cholera Involution Forms 391 



102. Spirillum of Cholera Colonies on Gelatin Plates 392 



103. Spirillum of Cholera Culture in Gelatin 393 



104. Vibrio proteus 4i 



105. Spirillum of Relapsing Fever 43 



106. Malarial Parasite 417 



107. Malarial Parasite 417 



108. Malarial Parasite 4*7 



109. Malarial Parasite 4*7 



no. Trypanosomes in the Blood of the Rat 421 



in. Plates for Counting Colonies 440,441,442 



