xxil LIST OF ILLUSTRATIONS IN TEXT 



FIG. PAGE 



102. Anthrax bacilli containing spores, x 1000 . . 336 



103. Scraping from spleen of guinea-pig dead of anthrax. x 1000 339 



104. Portion of kidney of a guinea-pig dead of anthrax, x 300 .' 340 



105. Bacillus coli communis. xlOOO . '.-. . -... 351 



106. A large clump of typhoid bacilli in a spleen, x 500 . . 357 



107. Typhoid bacilli, from a young culture on agar, showing some 



filamentous forms. xlOOO. .... 358 



108. Typhoid bacilli, from a young culture on agar, showing 



flagella. . x 1000 .... .359 



109. Culture of the typhoid bacillus and of the bacillus coli . 360 



110. Colonies of the typhoid bacillus in a gelatin plate, x 15 . 361 



111. Film preparation from diphtheria membrane ; showing 



numerous diphtheria bacilli, x 1000 . . 398 



112. Section through a diphtheritic membrane in trachea, show- 



ing diphtheria bacilli. xlOOO . . . 399 



113. Cultures of the diphtheria bacillus on an agar plate . . . 401 



114. Diphtheria colonies, two days old, on agar. x 8 . . . 401 



115. Diphtheria bacilli from a twenty-four hours' culture ou 



agar. x 1000 ..... . 402 



116. Diphtheria bacilli, from a three days' agar culture, x 1000 . 402 



117. Involution forms of the diphtheria bacillus. xlOOO. ..'- 403 



118. Pseudo-diphtheria bacillus (Hofmann's). x 1000 . , ,, 411 



119. Xerosis bacillus from a young agar culture, x 1000 . . 412 



120. Film preparation of discharge from wound in a case of 



tetanus, showing several tetanus bacilli of "drumstick" 



form. xlOOO ...... 417 



121. Tetanus bacilli, showing flagella. x 1000 . . . 418 



122. Spiral composed of numerous twisted flagella of the tetanus 



bacillus. xlOOO ... .419 



123. Tetanus bacilli, some of which possess spores, x 1000 . 419 



124. Stab culture of the tetanus bacillus in glucose gelatin . 420 



125. Colonies of the tetanus bacillus on agar seven days old. x 50 421 



126. Film preparation from the affected tissues in a case of 



malignant oedema. x 1000 . . 434 



127. Bacillus of malignant cedcma, showing spores, x 1000 . 435 



128. Stab cultures in agar tetanus bacillus, bacillus of malignant 



oedema, and bacillus of quarter-evil . . . 436 



129. Bacillus of quarter-evil, showing spores. x 1000 . . 442 



130. Bacillus aerogenes capsulatus ..... 443 



131. Cholera spirilla, from a culture on agar of twenty-four hours' 



growth. xlOOO .... .447 



132. Cholera spirilla stained to show the terminal flagella. 



xlOOO .... .448 



133. Cholera spirilla from an old agar culture. x 1000 . . 448 



134. Puncture culture of the cholera spirillum . . . 450 



