Specification of John Howard Kyan : preserving vegetable substances.
- Kyan, John Howard, 1774-1850.
- Date:
- 1855
Licence: Public Domain Mark
Credit: Specification of John Howard Kyan : preserving vegetable substances. Source: Wellcome Collection.
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Licence: Public Domain Mark
Credit: Specification of John Howard Kyan : preserving vegetable substances. Source: Wellcome Collection.