Spratts patent "pure fibrine" poultry meal & poultry appliances / [Spratt's Patent]
- Spratt's Patent Ltd.
- Date:
- [between 1880 and 1889?]
Licence: Public Domain Mark
Credit: Spratts patent "pure fibrine" poultry meal & poultry appliances / [Spratt's Patent]. Source: Wellcome Collection.