00539cam a22002174a 450000100060000000300110000600500170001700800410003404000270007504100080010204400080011008000100011810000180012824500480014626000460019430000270024065000150026765000150028265000140029765500100031137196AR-SsjUBGM20251206162049.0250720s1906 xxu 000 0 eng d aAR-SsjUBGMcAR-SsjUBGM0 aeng axxu a622.11 aMiller, G. W.10aElements of mining, geology and metallurgy. aDenver :bThe Daily Mining Record,c1906. a489 p. :bil. ;c20 cm 4aGeología 4aMetalurgia 4aMinería 4aLibro