Photograph of W.G. Willoughby
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Photograph of W.G. Willoughby. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Photograph of W.G. Willoughby. Wellcome Collection. Source: Wellcome Collection.