Anaesthetic Apparatus. Manufacturer's catalogue, p. 325.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Anaesthetic Apparatus. Manufacturer's catalogue, p. 325. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Anaesthetic Apparatus. Manufacturer's catalogue, p. 325. Wellcome Collection. Source: Wellcome Collection.