Your health and safety
By: [by] Jessie Williams Clemensen...[and] Willam Ralph La Porte...
Contributors: La Porte, William Ralph, 1889- joint author.
Publisher: Harcourt, Brace
Published: 1942
Place of publication: New York; Chicago
Language: eng
Number of pages: 587
Subjects: Hygiene; Physiology; Accidents -- Prevention
Notes: "Suggested references" at end of each "problem." "General references": p. [551]-554.