Better teeth
By: by James Frederick Rogers, M.D. chief Division of physical education and school hygiene ... Department of the interior. Bureau of education, 1927.
Series: United States. Bureau of Education. Health Education,; no. 20
Publisher: U.S. Govt. print. off.
Published: 1927
Place of publication: [Washington]
Language: eng
Number of pages: 19
Subjects: Teeth -- Care and hygiene