The principles of health, [Elements of hygiene;] or, a treatise on the influence of physical and moral causes on man, and on the means of preserving health / By Etienne Tourtelle ... ; From the second French edition, corrected and augmented. Translated by G. Williamson ... ; with notes and appendices by the translator.

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The principles of health, [Elements of hygiene;] or, a treatise on the influence of physical and moral causes on man, and on the means of preserving health / By Etienne Tourtelle ... ; From the second French edition, corrected and augmented. Translated by G. Williamson ... ; with notes and appendices by the translator. Public Domain Mark. Source: Wellcome Collection.