Fig. 17. Projection of Lateral Ventricle, Middle Ear and Lateral Sinus on to the 



Outer Surface of the Skull. 



7j Nat. Size. 



Fig. 18. Projection of Middle Meningeal Ai'tery on to the Outer Surface of the Skull. 



'^1^ Nat. yize. 

 Rebmun Limited, London. Kebman Coni|i:my, Ni'W York. 



