jonstonus

Updated: May 7, 2025

In 1657, in the "translation by a person of quality" of the "Thaumatographia" of a Polish physician named Jonstonus, we find written of it: "Toads produce a stone, with their own image sometimes. It hath very great force against malignant tumours that are venomous.

Sir E. Ray (Edwin Ray) Lankester - More Science From an Easy Chair