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1950 advertisement for Colgate Ammoniated Tooth Powder : Free Download, Borrow, and Streaming : Internet Archive
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COLGATE TOOTH POWDER Ad: Prevent Tooth Decay ! from 1930's Size: 11 x 15 inches £14.22 - PicClick UK
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1970's Pepsodent Ammoniated Lever Bros Co NY Tooth Powder 5 1/2 Metal Box Tin Dental Tooth Care - Etsy UK
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