| Description | Docketed “About making bottom joint of Hallamanin cylinder with lead, and with Wheal Union and Ting Tang monthly accounts.” Summarised “Gives reading of counter for Wheal Union and Ting Tang. Remarks on consumption. Makes cylinder joints of lead rings. Re. leaks in eduction pipe. Watt suggests another injection near nozzles. Hears of an order for Wheal Trigivean.” |