Diet does it : how the proper selection of food helps build and protect sound teeth, by one of the world's foremost nutritionists / by E.V. McCollum.

New York : Dept. of Nutritional Research, General Baking Company, [1934?]

12 unnumbered pages ; 16 cm

Cover title.

"Published in cooperation with the dental profession to promote an interest in proper food selection for tooth health and general well-being of the entire family."