Electrical machine, believed to have been used by Galavni.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Electrical machine, believed to have been used by Galavni. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Electrical machine, believed to have been used by Galavni. Wellcome Collection. Source: Wellcome Collection.