Anaesthesia: Ether can, c.1930
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Anaesthesia: Ether can, c.1930. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Anaesthesia: Ether can, c.1930. Wellcome Collection. Source: Wellcome Collection.