Usher's patent steam plough.
- Light, Charles Julian, approximately 1833-1911
- Date:
- June 30th 1852
- Reference:
- 46133i
Licence: Public Domain Mark
Credit: Usher's patent steam plough. Wellcome Collection. Source: Wellcome Collection.
Licence: Public Domain Mark
Credit: Usher's patent steam plough. Wellcome Collection. Source: Wellcome Collection.