The high potency of penicillin when first partially purified. Photograph, 194- (?).

Date:
[between 1940 and 1949?]
Reference:
749999i

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: The high potency of penicillin when first partially purified. Photograph, 194- (?). Wellcome Collection. Source: Wellcome Collection.

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