![](https://coimages.sciencemuseumgroup.org.uk/38/769/large_thumbnail_1970_0296__0002_.jpg)
Black Stourbridge fire-clay
- Made:
- before 1889 in Battersea
![Black Stourbridge fire-clay, used for making London pots'](https://coimages.sciencemuseumgroup.org.uk/390/440/medium_smg00091188.jpg)
Black Stourbridge fire-clay, used for making "London pots", by the Patent Plumbago Crucible Company, Battersea
Black Stourbridge fire-clay, used for making "London pots", by the Patent Plumbago Crucible Company, Battersea