Gregory Lead Mine: Difference between revisions
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Revision as of 12:41, 22 March 2017
of Ashover, Derbyshire.
1782 Heavy disbursements were made by the Gregory Company to both Thompson and to Boulton and Watt, probably in connection with a new engine and pump shaft, indicating a certain association between the three concerns.[1]
1784 Pumping engine installed by Francis Thompson
1917 Detail of 18th Century pumping engine published in The Engineer 1917/02/09.
See Also
Sources of Information
- ↑ The Engineer 1917/02/09