Volta's pile and 'crown of cups'.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Volta's pile and 'crown of cups'. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Volta's pile and 'crown of cups'. Wellcome Collection. Source: Wellcome Collection.