The economy of health, or, The stream of human life, from the cradle to the grave / With reflections, moral, physical, and philosophical, on the septennial phases of human existence. By James Johnson.

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The economy of health, or, The stream of human life, from the cradle to the grave / With reflections, moral, physical, and philosophical, on the septennial phases of human existence. By James Johnson. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by the Harvey Cushing/John Hay Whitney Medical Library at Yale University, through the Medical Heritage Library. The original may be consulted at the Harvey Cushing/John Hay Whitney Medical Library at Yale University.