Original 1938 Dental trade magazine vintage ad for the NATIONAL ASSOCIATION OF CHEWING GUM MANUFACTURERS.  Main office was located on Staten Island, NY. 

Eggs and milk help build good teeth. Chewing gum exercises and helps protect them. Even with plenty of eggs and milk, which rate as tooth foods; The daily healthy enjoyment of chewing gum is a benefit to your teeth. It assures less deficiency in chewing exercise; Pleasantly cleanses; Gently polishes and naturally stimulates circulation in neglected gums. Four helps towards good teeth are (1) Nutrition, (2) Your Dentist, (3) Clean Teeth and (4) Tooth Exercise. Begin today to give your teeth these chewing gum benefits.

Has product description and applications to provide product details.

Unbound from a rare 1938 American Dental Journal magazine, this unique old one-page dentist advertisement would display beautifully matted and framed. Nice graphics. A fabulous addition to your retro dental industry library.