Your health--and your earning power
By: a book prepared for the use of the employes of the electric light and power industry.
Publisher: National Electric Light Association
Published: 1931
Place of publication: New York
Language: eng
Number of pages: 181
Subjects: Hygiene; Occupations -- Diseases and hygiene
Notes: "Prepared by the Health promotion and first aid subcommittee of the Industrial relations committee, Public relatons national section, National electric light association."