. Elementary and dental radiography . Fig. 155. Fi«. 156. Fig. 155. An impacted upper fourth molar. Fig. 156. A supernumerary tooth in the canal of a cuspid tooth. (Radiograph by Clarence V^an Woert, of New York City.) To me this is a most remarkable case—a super-Tffl. 156. numerary tooth in the canal of a cuspid tooth—a tooth inside of a tooth. The supernumerary toothhas a root canal, and the crown is covered with enamel. There is nodoubt of the fact stated, because Dr. Van Woert, after radiographing thecase, drilled into the permanent cuspid and found the enamel-coveredsupernumerary within.

---

. Elementary and dental radiography . Fig. 155. Fi«. 156. Fig. 155. An impacted upper fourth molar. Fig. 156. A supernumerary tooth in the canal of a cuspid tooth. (Radiograph by Clarence V^an Woert, of New York City.) To me this is a most remarkable case—a super-Tffl. 156. numerary tooth in the canal of a cuspid tooth—a tooth inside of a tooth. The supernumerary toothhas a root canal, and the crown is covered with enamel. There is nodoubt of the fact stated, because Dr. Van Woert, after radiographing thecase, drilled into the permanent cuspid and found the enamel-coveredsupernumerary within. The radiograph is not as good as I wish it upper two-thirds of the roots of the teeth shows fairly well but thereis a confusion of shadows in the lower third and in the crown. 9. Tn €a$e$ of Tmpactcd Ccctb as an Hid in extraction. Impacted, lower, third molar tipped to theTifl. 157. mesial. The picture shows that in this case a knife- edge stone in the dental engine could be used to ad-vantage, cutting away the mesio-

---

Size: 1427px × 1751px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., boo, bookcentury1800, bookdecade1810, bookidelementarydenta00rape