An easy way to prolong life, by a little attention to our manner of living. Pt. I contains a chemical analysis ... of food ... Pt. II contains ... observations on exercise, rest, etc / [John Trusler].

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An easy way to prolong life, by a little attention to our manner of living. Pt. I contains a chemical analysis ... of food ... Pt. II contains ... observations on exercise, rest, etc / [John Trusler]. Public Domain Mark. Source: Wellcome Collection.