Maid of Erin mine. leadville district. Colorado Mine equipment. Hall.History.Colo.v.3 p.432 Controlled by Henriett-maid of Erin combination. Hall.Hist.Colo.v.3 p.432 Oxidized ore crushed, 1889: Hall.Hist.Colo.v.3 p.436 Production; resources.Hall.Hist.Colo.v.2 p.478 Zinc ore. R.M.Nowe.0ct.5,1899.p.6 0.1 Maintains prestige to 1890. Hall.Hist.Colo.v.2 p.444
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