xii LIST OF ILLUSTRATIONS 



PART II Black and White 



PAGE 



1. Thumbjpressure upon Electrodes 



2. Condenser ..... .02 



8. Conventional Drawings of Condenser . . . .92 



4. Conventional Drawings of Condenser . . . .9,3 



5. Condenser joined up with Battery . .93 



6. Condensers in Parallel . . . . . .93 



7. Condensers in Series . ' . . . . .94 



8. Condensers in Series 4 '... . .94 



9. Condensers in Series v * . ' . . . 95 



10. Condensers in Series . . . ' V ' . .96 



11. Suggested Connection of Endplates with Muscle . 100 



12. Diagram of Connections for Capacity Test . V . 102 

 13-20. Illustrating Mitotic Division . . ." 104-108 

 21-22. Illustrating Segmentation of the Ovum . . . Ill 



23. Illustrating Cell Division . *" . . .- ' .116 



24. Lines of Force of Bar Magnet . . ... 117 



25. Lines of Force of Two Bar Magnets . . . .117 

 26-33. Illustrating Phases in Cell Reproduction in Animal and Plant 



118-119 



34. Fertilisation of the Ovum of a Mammal ; . .119 



35. Oosphere with Spermatozoids TO . . . .119 



36. Ganglion Cell (Human) . . . .120 



37. Spore of Vaucheria Sessilis . . . , . . .120 



38. Section of Spinal Cord (Human) . , . .120 



39. Transverse Section through a Root . . . .120 



40. Unipolar Cell of Rabbit . . . . .121 



41. Section of a Branch of Usnea Barbata . -. : ; >. . 121 



42. Fibrils in the Sheath of a Nerve-Fibre . y , . . 121 

 48. Cells from a Leaf of Hoya Carnosa . . . .121 



44. Formation of Blastoderm in Rabbit . . . .122 



45. Division of Pollen Mother Cells of Plant . . .122 



46. Group of Cartilage Cells . . . . .122 



47. Division of Pollen Mother Cells of Plant . . .122 



48. Transverse Section of Sciatic Nerve of Cat . . .122 



49. Parenchyma Cell from Cotyledon of Plant . . .122 



50. Fibro-Cartilage Cells . . . . . .123 



51. Cells from Cortical Tissue of the Stem of a Plant . . 123 



52. Section of Salivary Gland (Human) . . . ' . 123 



53. Glandular Colleter of Plant . . . . .123 



54. Muscular Fibre-Cell (Human) . . . . .123 



55. A Vegetable Fibre . . . . . .128 



