Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Hewitt's modification of Clover's portable ether inhaler, ca. Science Museum, London. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Hewitt's modification of Clover's portable ether inhaler, ca. Science Museum, London. Source: Wellcome Collection.