Page 135 - My FlipBook

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KlQ. 53.

An early stage of what promises to be the Bat form, which in its earliest beginning is
Fig 52.
often much like the w'Ldge.shape. The%xtension is toward the iy^^^fw *'' Patient"" a^^rininet ennineteen
Patient, a
girl
cupping from mesial to distal. In these, the cuttmg is generally shallow.
years of age. little advanced, and j a * tri-
Fig 63. The fiat form in an advanced stage, but with a cuspid but A man
angular patch of enamel still left on one lateral and one central incisor of the "PPer .!-™-
about siAy years of age ; a laborer, who avers that he never owned or used a tooth brush.