Engraving showing Sanctorio sitting in the balance that he constructed to determine the net weight change over time after the intake and excretion of food stuffs and fluids

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: Engraving showing Sanctorio sitting in the balance that he constructed to determine the net weight change over time after the intake and excretion of food stuffs and fluids. Source: Wellcome Collection.