Historical information

Henry Louis, M.A. was an Associate of the Royal School of miens, Fellow of the Geological Society; Fellow of the Institute of Chemistry of Great Britain; Member of the Institution of Mining Engineers; Member of the American Institute of Mining Engineers and Professor of Mining in the Durham College of Science.

Physical description

Green hardcovered book of 599 pages including index and illustrations.

Contents include: Mode of occurance of gold; physical and chemical properties of gold; physical and chemical properties of mercury; Primitive Methods or ore-breaking; The stamp; Hoisting gear; Water Supply; Ore-Feeders; Crushing Machinery; amalgamation; concentration; Spitzkasten; Amalgam; Milling; Cam Curve; sampling and assaying; horse-power developed by fall of water; value of gold according to its fineness; conversion

Inscriptions & markings

Inside front cover in pencil "Rhys Brook"