00627cam a2200205Ia 4500005735458MiAaHDL20071024000000.0m d cr bn ---auaua821220s1911 enka 000 0 eng dsdr-wu6057890sdr-nyp.b138372500(OCoLC)9070544UMRUMRTN422.H6Hodgson, John Ernest.The dredging of gold placers /by John Ernest Hodgson.London :Sir Isaac Pitman & Sons,1911.ix, 65 p. :ill. ;22 cm.Mode of access: Internet.Gold mines and mining.Gold dredging.00573545820071024102508.020071024000000.020120815133207.02026-03-16T18:08:45Z2026-03-16T17:30:02ZSDR-WUUNKNOWNloader.pl-001-001BKsdr-wu6057890wuSDRWUwu.89083902718WU6057890WUWU20260316googlewu.890839027181911pdusbibnon-US bib date1 between 1901 and 1931NYPNYP20250609googlenyp.334330899706551911pdusbibnon-US bib date1 between 1901 and 1931