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Fio. 183. Flo. 184.

Fio. 185.
Fig. 186.

Fig. is.?. Tlip deciduous teeth of the k^ft side of the upper jaw, showing no caries.
Fig. 184. The same as Figure 1S3 after treatment of caries by cutting out broadly to the lino-ual
tor the partial removal of carious areas in the proximal surfaces 'and treatment with
silver nitrate.
Note particularly the contacts left to the buccal of the separation.
Fig. 185.
The deciduous teeth and the permanent first molar of the ri^ht side of the upper jaw.
Fig. 186. The same as Figure 185 after treatment of caries by cutting a V-shaped opening to
the lingual for the removal, in part, of proximal decay and treatment with silver nitrate.
This illus-
Incidentally this
tration includes the treatment of the distal surface of the second deciduous molar.
frees the broad mesial surface of the permanent first molar from a broad area of near approach "to the
second deciduous molar.