Content advisory
This digitised material is free to access, but contains information or visuals that may:
- include personal details of living individuals
- be upsetting or distressing
- be explicit or graphic
- include objects and images of objects decontextualised in a way that is offensive to the originating culture.
Licence: In copyright
Credit: Biology Department. Source: Wellcome Collection.
Provider: The original material is held at Cold Spring Harbor Laboratory Library and Archives. This catalogue is held by the Wellcome Library as part of Codebreakers: Makers of Modern Genetics.

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Restricted material
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Wellcome Collection members can request access to restricted materials for viewing in the Library.
Restricted material
This image cannot be viewed online.
Wellcome Collection members can request access to restricted materials for viewing in the Library.