Some observations made upon the serpent stones, imported from the Indies: shewing their admirable virtues in curing malignant spotted feavers / Written by a countrey physitian [i.e. John Peachie?] to Dr. Burwell. President of the Colledge of Physitians in London.

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Some observations made upon the serpent stones, imported from the Indies: shewing their admirable virtues in curing malignant spotted feavers / Written by a countrey physitian [i.e. John Peachie?] to Dr. Burwell. President of the Colledge of Physitians in London. Public Domain Mark. Source: Wellcome Collection.