Longevity
Subtitle: the means of prolonging life after middle age
By: by John Gardner
Series: Humboldt library of science -- no. 15; Humboldt's Library of science -- no. 15
Publisher: Humboldt Publishing Company
Published: 1881
Place of publication: New York
Language: eng
Number of pages: 182
Subjects: Longevity
Notes: Caption title.