@conference{10272/5493, year = {1867}, url = {http://hdl.handle.net/10272/5493}, publisher = {James C. Erskine}, keywords = {Minas y recursos mineros - Huelva - Historia}, keywords = {Tharsis Sulphur and Copper Company}, title = {Report by the directors of the ordinary general meeting of the members of the Tharsis Sulphur and Copper Company, limited... 1867-1879, 1900-1942}, author = {}, }