XVlll 



LIST OF ILLUSTRATIONS. 



FIG. 



42. Muencke's modification of Cliamberland's filter . 



43. Flask for filtering large quantities of fluid . 



44. Tubes for demonstrating gas-formation by bacteria 



45. Hill's modification of Smith's fermentation tube 



46. Geryk's air-pump for drying in vacuo 



47. Reichert's gas regulator ..... 



48. Hearson's incubator for use at 37° C. . 



49. Cornet's forceps for holding cover-glasses . 



50. Stewart's cover-glass forceps .... 



51. Needle for manipulating paraffin sections . 



52. Syphon vi'ash-bottle ...... 



53. Tubes used in testing agglutinating and sedimenting properties of serum 



54. Test-tube and pipette for obtaining fluids containing bacteria 



55. Apparatus for holding mouse preparatory to subcutaneous inoculation 



56. HoUov^ needle for intraperitoneal inoculations . 



57. Hesse's tube ....... 



58. Petri's sand filter .... 



59. Sedgvpick-Tucker aerobioscope .... 



60. Apparatus for collecting water samples 



61. Forms of fungi ..... 



62. Blastomyces dermatitidis, showing organism with doubly-contoured mem- 



brane. X 1000 ... ...... 



63. Blastomyces dermatitidis, showing budding form of organism. X 1000 



64. Blastomyces dermatitidis, sporulating form in abscess cavity 



65. Staphylococcus pyogenes aureus, young culture on agar. X 1000 



66. Two stab-cultures of staphylococcus pyogenes aureus in gelatin 



67. Streptococcus pyogenes, young culture on, agar. X 1000 . 



68. Culture of the streptococcus pyogenes on an agar plate 



69. Bacillus pyocyaneus, young culture on agar. X 1000 



70. Micrococcus telragenus. X 1000 ....... 



71. B'ilm preparation of exudation from case of meningitis, showing the diplo- 



cocci within leucocytes ...... 



72. Streptococci in acute suppuration, x 1000 



73. Minute focus of commencing suppuration in brain, x 50 



74. Secondary infection of a glomerulus of kidney by the staphylococcus 



aureus. X 300 . ........ 



75. Section of a vegetation in ulcerative endocarditis 



76. Film preparation of conjunctival secretion. X 1000 . 



77. Film preparation of pneumonic sputum. X 1000 



78. Friedlander's pneumobacillus, from exudate in a case of pneumonia, 



X 1000 . . 



79. Fraenkel's pneumococcus in serous exudation. X 1000 



80. Stroke-culture of Fraenkel's pneumococcus on blood agar 



81. Fraenkel's pneumococcus from a pure culture on blood agar of twenty-four 



hours' growth. X 1000 ......... 



82. Stab-culture of Friedlander's pneumobacillus ..... 



83. Friedlander's pneumobacillus from a young culture on agar. X 1000 



84. Capsulated pneumococci in blood taken from the heart of a rabbit, 



X 1000 . . .... . . 



