Engineering: rolling mill used to produce gun barrels, with different stages in producing the shape shown below. Engraving c.1861.
- Reference:
- 46034i
Licence: Public Domain Mark
Credit: Engineering: rolling mill used to produce gun barrels, with different stages in producing the shape shown below. Engraving c.1861. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0024604/full/800%2C/0/default.jpg)