Principles and practice of operative dentistry . Bud to form thesecondary epi-thelial cord Enamel-organ Sac or wallof follicle Pie. 111.—Evolution of dental follicle at about the ninth week, showing invagination of enamel-organ. X 70. Sac wall Odontoblasts. Fig. 112.—Developing human cuspid. Enamel-organ Membrana eboris Dentin papiUse Constriction atbase of papillae Blood-vessel Blood-vessel

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Keywords: ., bookcentury1900, bookdecade1920, booksubjectdentist, bookyear1920