Apparatus for arresting hemorrhage after the extraction of teeth. William Alfred Roberts, 1846. From the Monthly Journal of Medical Science, Volume May 1846, p. 339.

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: Apparatus for arresting hemorrhage after the extraction of teeth. William Alfred Roberts, 1846. From the Monthly Journal of Medical Science, Volume May 1846, p. 339. Wellcome Collection. Source: Wellcome Collection.

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