Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Murphy-type inhaler, Dublin, Ireland, 1848-1900. Science Museum, London. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Murphy-type inhaler, Dublin, Ireland, 1848-1900. Science Museum, London. Source: Wellcome Collection.