A.A. Vantine and Company (New York, N.Y.) · The Company · leaf 48
508 Dental Preparations … 515 In the selection of tooth powder ortooth paste it is well to bear in mindthat the enamel of the tooth onceinjured can never be replaced, and itis therefore of utmost importancethat only a preparation containingno acid or irritating substance beused. In cleaning the teeth, rub thebrush up and…
