x LIST OF ILL US TRA TIONS. 



FIG. PAGE 



TyTy. Hot Air Chamber for sterilising Wadding, Glass, and other Apparatus, 77 



34. Method of Inoculation in Test-Tubes containing Nutrient Jelly, . 80 



35. Growth of Violet Bacillus in Nutrient Jelly, . . . .81 



36. Fluorescing Bacillus growing in Nutrient Jelly, . . .81 



37. Cultivation of B. authracis in Nutrient Jelly, . . . .82 



38. Cultivation in Nutrient Jelly of Micrococcus found in Osteo-Myelitis, . 83 



39. Cultivation of Pink Yeast in Nutrient Jelly, . » . .84 



40. Cultivation of Micrococci (Yellow) found in Vaccine Lymph, . . 84 



41. Organism of the Rabbit Septicaemia (Bacillus), - . .85 



42. Cultivation of Micrococci (White) found in Vaccine Lymph, . . 85 



43. Impure Cultivation of B. anthracis in Nutrient Jelly, . . .86 



44. Growth of Bacterium termo and Penicillia in Nutrient Jelly, . . 87 



45. Apparatus for determining relative Purity of Atmosphere (Qualitative), 88 



46. From a Photograph of Glass Capsule exposed in St. Giles' Cathedral, 



Edinburgh, ........ 89 



47. Hesse's Apparatus for determining relative Purity of Atmospheres (Quali- 



tative and Quantitative), ...... 91 



48. Apparatus for determining relative Purity of Water, . . -93 



49. London Waters, with 80 per cent. Distilled Water added to Gelatine 



Sugar and Sodium Phosphate, ..... 95 



50. London Waters added to Gelatine Sugar and Sodium Phosphate, . 95 



51. Jar for collecting Blood, ...... 98 



52. " Slow Steriliser," for Sterilising Blood Serum by Tyndall's Method, . 99 



53. Slow Steriliser for Blood Serum, ..... 100 



54. Serum Inspissator or Thermostat, with two Test-Tubes in position, . 101 



55. Tubercle Bacillus cultivated upon Solid Serum in Test-Tube, . .104 



56. Tubercle Bacillus upon Solid Serum, 



57. Lister's Flask, . 



58. Aitken's Test-Tube, 



59. Sternberg's Bulb, 



60. Incubator, 



104 

 112 



'13 

 114 



ii5 



