A report on national vitality, its wastes and conservation.
By: Prepared for the National Conservation Commission.
Series: Committee of One Hundred on National Health. Bulletin -- no. 30.; Bulletin (Committee of One Hundred on National Health) -- no. 30.
Publisher: Govt. Print. Off.
Published: 1909
Place of publication: Washington
Language: eng
Number of pages: 138
Subjects: National Conservation Commission.; Longevity.; Mortality.; Vitality.
Notes: Includes bibliographical references.