Specification of John Roger Teschemacher : boiler for steam engines.
- Teschemacher, John Roger.
- Date:
- 1854
Licence: Public Domain Mark
Credit: Specification of John Roger Teschemacher : boiler for steam engines. Source: Wellcome Collection.
2/8
Licence: Public Domain Mark
Credit: Specification of John Roger Teschemacher : boiler for steam engines. Source: Wellcome Collection.