66. The delivery of the after-coming head by the Smellie-Veit maneuver 172 67. Shoulder presentation 173 68. Face presentation 175 69. Descent of the chin in face presentation 176 70. Delivery in face presentation 177 71. Exaggerated lithotomy position 181 72. Dorsal position when assistants are available 182 73. Instruments for artificial delivery of the head 183 74. Forceps operation. Introduction of the left blade 186 75. Forceps operation. The introduction of the right blade 187 76. Forceps operation. Locking the handles 187 77. Forceps operation. The way the blades should grasp the fœtal head 188 78. Forceps operation. Traction on the handles 189 79. Forceps operation. The delivery of the head 189 80. Version. Seizing a foot 190 81. Version. The child rotates as pressure is made upon the head and traction upon the foot 191 82. Version is complete when the knee appears at the vulva 192 83. The Walcher position 194 84. The Wiegand compression of the child’s head to force it into the pelvis 195 85. The Naegele perforator 196 86. Apparatus for getting a sterile specimen of urine from an infant 201 87. Tampon of the uterus 203 88. Tampon of vagina 204 89. Pean forceps 208 90. Hand bulb syringe; and Vorhees bags; bag rolled and grasped by Pean forceps ready for introduction 209 91. Vorhees bag in place 210 92. Episiotomy 212 93. Various forms of pelvic deformity 215 94. The pelvimeter 216 95. The various diameters of the inlet 216 96. Measuring the distance between the anterior superior spines of the pelvis 217 97. Measuring the external conjugate 218 98. Measuring the diagonal conjugate with the finger 219 99. Various forms of placenta prævia 229