C. Langton Hewer's Anaesthetic Case.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: C. Langton Hewer's Anaesthetic Case. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: C. Langton Hewer's Anaesthetic Case. Wellcome Collection. Source: Wellcome Collection.