'On the prevalence of certain zymotic diseases in the army in 1887', by Sir Thomas Crawford, being the inaugural address delivered before the Epidemiological Society of London, session 1889-90

Licence: Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

Credit: 'On the prevalence of certain zymotic diseases in the army in 1887', by Sir Thomas Crawford, being the inaugural address delivered before the Epidemiological Society of London, session 1889-90. Source: Wellcome Collection.