Wellcome Library, London. Wellcome Images. [email protected]. http://wellcomeimages.org. Alfred North Whitehead. Photograph.. Published - .
Copyrighted work available under Creative Commons Attribution only licence CC BY 4.0 http://creativecommons.org/licenses/by/4.0/
Copyrighted work available under Creative Commons Attribution only licence CC BY 4.0 http://creativecommons.org/licenses/by/4.0/