Xvi LIST OF ILLUSTRATIONS 



Fig. Page 



SS- Potato tube 93 



36. Koch's serum sterilizer , 96 



37. Pipette for collection of sterile blood 98 



38. Pipette for collection of sterile blood from an animal 99 



39. Taylor's tube for vein puncture 105 



40. Instrument for collection of feces from infants io6 



41. Method of inoculating culture media in 



42. Petri dish 112 



43. Colonies in gelatin plate 113 



44. Manner of making Esmarch roll-tube 114 



45. Dilution cultures in Esmarch roll-tubes 115 



46. Stab-culture closed with rubber stopper 118 



47. Smear culture closed with rubber cap 118 



48. Incubator 120 



49. Reichert gas-regulator 121 



50. MacNeal gas-regulator 122 



51. Roux bimetallic gas-regulator _. . 123 



52. Koch automatic gas-burner , 123 



53. Diagram of electric regulator for low-temperature incubator 126 



54. Aerobic culture by Buchner's method 130 



55.' Novy anaerobe jar for tube cultures 131 



56. Novy anaerobe jar for Petri dishes or tubes 131 



57. Novy anaerobe jar, improved pattern 131 



58. Tripod and siphon flask for anaerobic culture by combined hydrogen and 



pyrogallate method 132 



59. Aerobic organism that will not grow under a cover-glass 133 



60. Method of making collodion <;apsules 139 



61. Common molds 144 



62. Yeast cells stained with fuchsin 145 



63. Wine and beer yeasts 146 



64. Various groupings of micrococci 148 



65. Bacilli of various forms i ji 



66. Sporulation ; i ji 



67. Various positions of spores 152 



68. Types of spirilla j e, 



69. Bacteria with capsules jca 



70. Bacteria showing flagella ^54 



71. Formation of spores jcj 



72. Bacteria with spores jcj 



73. Germination of spores jre 



74. The most important trypanosomes : '. 158 



75. Leishmania donovani j eg 



76. Leishmania donovani in culture i i-q 



77. Trichomonas hominis. > j »„ 



