Company of Proprietors of the Birmingham Canal Navigations
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Plant, machinery and installations
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Pumping stations
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Records relating to all pumping stations
BW165/27/1/9/1
Correspondence relating to water softeners
Relates to capacity, effectiveness and running costs of various water softeners working with pumps on the Birmingham Canal Navigations. Part of HR Dunkley collection.
1906-1912
BW165/27/1/9/1
1 bundle