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HISTOLOGICAL REQUIREMESTS IN ENAMEL WALLS. 113
direction indicated by the direction of the cracks in Fig. 94. The outer
ends of the enamel rods must be shaved away, to bring the plane of
the enamel wall parallel witli the dentin wall or into the axial plane.
When this has been done a strong margin has been formed, for the
HB Fig. 95.
