Coloured sectional drawing of Cowburn's Dead-weight Safety Valve
Coloured sectional drawing of Cowburn's Dead-weight Safety Valve, 1855
Details
- Category:
- Motive Power
- Object Number:
- 1957-198
- type:
- drawings
- credit:
- Science Museum Drawing Office
Coloured sectional drawing of Cowburn's Dead-weight Safety Valve, 1855