Hygiene and health ...
By: by Charles P. Emerson ... and George Herbert Betts ...
Contributors: Betts, George Herbert, 1868-1934.
Series: Hygiene and health series. Book one; Hygiene and health series
Publisher: The Bobbs-Merrill company
Published: 1921
Place of publication: Indianapolis
Language: eng
Number of pages: 188
Subjects: Hygiene -- Juvenile literature.