@book{UBHD-1712129, author={Hunt, Robert}, title={Statistics of the produce of copper, tin, lead, and silver from the mines of the United Kingdom, with the exports and imports of these metals}, subtitle={from 1848 to 1852 incl.}, publisher={Longmann, Brown, Green and Longmans}, address={London}, year={1853}, pages={S. 413-480}, language={eng}, number={1,4}, series={Records of the School of Mines and of science applied to the art ; 1,4}, library={UB}, }