The A B C of mining : a handbook for prospectors, treating fully of exploratory and preparatory work of the physical properties of ores, field geology . methods of chemical analysis and assay, blow-pipe tests . and simple methods of working valuable deposits . with chapters on quartz and hydraulic mining and . detailed information on placer mining, with an addenda on camp life and medical hints / by Charles A. Bramble 1898 [LeatherBound]
Charles A Bramble
Vendu par S N Books World, Delhi, Inde
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