1780s 1824-1842 1850-1857
Publications (3)
- Dines, Henry George (1956); BGS - Regional Memoirs - Metalliferous Mining Region of South West England Vol1, The; 567 pages
- Palmer, M. & Neaverson, P.; NMRS (1987); British Mining 32 - Basset Mines, The; ISBN 0901450 31 6; p.37.
- Various (1920); BGS - Mineral Resources of GB (c1920s) Vols XIV, XV, XVI, XVII, XVIII - Fireclay; Arsenic & Antimony Ores; Refactory Materials, Lead & Zinc of Scotland, Rock-Salt and Brine (5 books); 777 pages




