Course of study in hygiene.
Lewis, Virginia.
Course of study in hygiene. Prepared under the direction of Vernon M. Riegel, superintendent of public instruction, Department of education, by Virginia Lewis ... - Columbus, O., The F.J. Heer printing co., 1921. - 282 p. illus., tables, facsims., forms. 24 cm.
On cover: Prepared by the Ohio public health association. Pub. by the State department of education.
e 23000307
Health education.
Hygiene--Outlines, syllabi, etc.
RA420 / .L45
Course of study in hygiene. Prepared under the direction of Vernon M. Riegel, superintendent of public instruction, Department of education, by Virginia Lewis ... - Columbus, O., The F.J. Heer printing co., 1921. - 282 p. illus., tables, facsims., forms. 24 cm.
On cover: Prepared by the Ohio public health association. Pub. by the State department of education.
e 23000307
Health education.
Hygiene--Outlines, syllabi, etc.
RA420 / .L45