[504] Geist-Jacobi, p. 166.
[505] Gedanken über das Hervorkommen und Wechseln der Zähne, 1768.
[506] Carabelli, p. 91.
[507] A treatise on the disorders and deformities of the teeth and gums, London, 1768.
[508] See The Rise, Fall, and Revival of Dental Prosthesis, by B. J. Cigrand, p. 148.
[509] Carabelli, p. 91.
[510] Carabelli, p. 93; Lemerle, Notice sur l’histoire de l’art dentaire, p. 117.
[511] J. Aitkin, Essays on several important subjects in surgery, London, 1771.
[512] Sprengel, vol. ii, p. 348.
[513] Sprengel, p. 350.