Indicator Diagram
- Made:
- Unattributed place
Indicator Diagram, dated 19th September 1919, taken on the Watt Pumping Engine of 1777, re-erected at Ocker Hill in 1898 by the Birmingham Canal Navigations
Indicator Diagram, dated 19th September 1919, taken on the Watt Pumping Engine of 1777, re-erected at Ocker Hill in 1898 by the Birmingham Canal Navigations