19. Ovum about 13 days old embedded in the decidua 66 20. Diagram of developing fetus, cord, membranes and placenta in utero 69 21. Diagram of structure of placenta 71 22. Photograph of placental vessels 72 23. Maternal surface of the placenta 74 24. Fetal surface of the placenta 75 25. Embryo about 5.5 cm. long in amniotic sac 77 26. Outlines of fetus at different stages 78 27. Full term fetus in utero 81 28. Diagram of fetal circulation 85 29. Diagram of circulation after birth 87 30. Side and top view of fetal skull 90 THE EXPECTANT MOTHER. 31. Height of fundus at different stages of pregnancy 94 32. Contour of abdomen at ninth month 95 33. Contour of abdomen at tenth month 95 34. Front view of home-made abdominal binder 123 35. Side view of same 123 36. Back view of same 123 37. Abdominal binder used in above 124 38. Front view of home-made stocking supporters 124 39. Back view of same 124 40. Patient in right-angled position to relieve varicose veins 138 41. Elevated Sims position 139 42. Gloves, ready for dry sterilization 160 43. Delivery pad of newspapers and old muslin 161 44. Diagram of centrally implanted placenta prævia 174 45. Partial placenta prævia 175 46. Diagram of marginal placenta prævia 176 47. Champetier de Ribes’ bag inserted in uterus 177 48. Patient in hot pack given with dry blankets 197 49. Method of giving infusion 202 THE BIRTH OF THE BABY. 50. Attitude of fetus in uterus at term 217 51. Illustration from first text-book on obstetrics 218 52. Attitude of fetus in breach presentation 219 53. Attitude of fetus in vertex presentation 220 54. Diagram of six positions in a vertex presentation 222 55. Diagram of six positions in a face presentation 223