xvi List of Illustrations 



FIG. PAGE 



32. Back Lens of Objective - 97 



33. Stops for Condensers - - 99 



34. Polarizer - 102 



35. Analyzer - 102 



36. Parker's Selenites - 103 



37. Mica-selenite Stage - - 103 

 38 Stand Condenser - 104 



39. Vertical or Disc Illuminator - - 106 



40. Microscope Lamp with Metal Chimney - 108 



41. Electric Microscope Lamp - - 109 



42. The Dustproof Nosepiece for Three Objectives - 110 



43. Davis's Shutter - 111 



44. Abbe Camera Lucida - - 113 



45. Jackson's Micrometer fitted to Eyepiece - 117 



46. Eamsden's Screw Micrometer - 117 



47. BotterilTs Trough 



48. Rousselet's Live-cage - 



49. Kousselet's Compressorium - - 119 



50. Eye-shade for Monocular Microscope - - 120 



51. A cheap Embedding Bath - 138 



52. Cole's Pattern Microtome - 139 



53. Cathcart's Microtome - - 140 



54. Rocking Microtome - 144 



55. Sectional View of Razors - 226 



56. Sectional View of Strop 



57. Cheap Microtome by Schanze - - 230 



58. R. and J. Beck's Delepine Microtome - 233 



59. Thoma's Microtome by Jung - - 234 



60. Diagrammatical View in Section of Thoma's Microtome - 235 



61. Kleine's Automatic Microtome. An Example of Becker's 



Workmanship - 238 



62. Reichert's Microtome - - 239 



63. Minot-Zimmermann Microtome, without Knife or Object- 



holder - 240 



64. Reinhold-Giltay Microtome : Mechanical Part - 242 



65. Model ' B ' Microtome by Schanze - - 243 



66. Model ' C ' Microtome by Schanze - - 244 



67. Henking's Microtome Knife - - 249 



68. Jung's Microtome Knife, with its Screw Handle - 250 



69. Weikert's Microtome Knife, with Straight Handle *. - 250 



70. Thoma's Microtome Knife, with Curved Handle - 251 



71. Three Forms of Microtome Knives in Sectional View - 251 



72. Infiltrating Oven, Open, showing Gas Regulator, Thermo- 



meter, etc. - - - 259 



73. Paraffin Cooled Rapidly ( x 250 diameters) - - 269 



74. Paraffin Cooled Slowly ( x 250 diameters) - - 269 



75. Paraffin Cooled Slowly ( x 75 diameters) - 270 



76. Embedded Object fixed on Wooden Cube - - 270 



