Colgate Ammoniated Tooth Powder 1949 Ad

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Colgate Ammoniated Tooth Powder 1949 Ad. This black and white November 8, 1948 ad states Scientific Research indicates you can help Prevent Tooth Decay with the new Colgate Ammoniated Tooth Powder. Picture shows woman holding box of Colgate Ammoniated Tooth Powder. Magazine tear sheet picture is taken through plastic and may show wrinkles or crookedness that is not in the ad. This original magazine tear sheet measures 10 inches wide by 13 1/4 inches tall.