The Wellcome Chemical Research Laboratories exhibit at the St. Louis Exposition, 1904 : Frederick B. Power, Ph.D., Director of the Laboratories.
- Date:
- [1904]
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: The Wellcome Chemical Research Laboratories exhibit at the St. Louis Exposition, 1904 : Frederick B. Power, Ph.D., Director of the Laboratories. Source: Wellcome Collection.
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