World War One: stretcher bearers wearing gas masks
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: World War One: stretcher bearers wearing gas masks. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: World War One: stretcher bearers wearing gas masks. Wellcome Collection. Source: Wellcome Collection.