Plate 9. The lower jaw of a young woman

Plate 9. Representation of the lower jaw before and after treatment of a young woman, training to be a governess. The illustration above shows the protrusion of a tooth, which caused some difficultly with speech. The protruding tooth was removed with a dental key, the result shown in the lower illustration. 'Opinions on the causes and effects of diseases in the teeth and gums, with practical observations on the devastating consequences of their origin, as ascribable to lateral pressure ... in palliation of which, are submitted means of cure without extraction: interspersed with ... suggestions for the improvement and preservation of the masticating system' by Charles Bew / 1819.