Crookes' Collosols / The Crookes Laboratories (British Colloids Ltd.).
- Crookes Laboratories
- Date:
- [1930?]
Licence: Public Domain Mark
Credit: Crookes' Collosols / The Crookes Laboratories (British Colloids Ltd.). Source: Wellcome Collection.
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Licence: Public Domain Mark
Credit: Crookes' Collosols / The Crookes Laboratories (British Colloids Ltd.). Source: Wellcome Collection.