WRI Boiler room interior 13 February 1941
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: WRI Boiler room interior 13 February 1941. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: WRI Boiler room interior 13 February 1941. Wellcome Collection. Source: Wellcome Collection.