Observations on the preservation of health, in infancy, youth, manhood, and age: with the best means of improving the moral and physical condition of man / [John Harrison Curtis].
- Curtis, John Harrison, 1778-approximately 1860
 
- Date:
 - 1837
 
Licence: Public Domain Mark
Credit: Observations on the preservation of health, in infancy, youth, manhood, and age: with the best means of improving the moral and physical condition of man / [John Harrison Curtis]. Source: Wellcome Collection.
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