Engineering: a large cogwheel, front and side elevations. Coloured drawing, 1875.
- Date:
- 1845
- Reference:
- 46106i
Licence: Public Domain Mark
Credit: Engineering: a large cogwheel, front and side elevations. Coloured drawing, 1875. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0024660/full/800%2C/0/default.jpg)