Diehl, Harold S.
Textbook of healthful living / Harold S. Diehl. - New York : McGraw-Hill, c 1939. - vi, 453 p. : ill. ; 21 cm.
Includes index.
341 341
Hygiene.
614 / D563t
Textbook of healthful living / Harold S. Diehl. - New York : McGraw-Hill, c 1939. - vi, 453 p. : ill. ; 21 cm.
Includes index.
341 341
Hygiene.
614 / D563t