01077cam a22002651  4500001001300000003000400013005001700017008004100034010001700075035001900092040002500111050002200136050001700158100004300175245007500218260005100293300010600344490009600450504003100546650002400577650003800601810007400639810008100713999001700794gs 30000131 DLC20260227111334.0751105s1929    wiuabf       s001 0 eng    ags 30000131   a(OCoLC)1807656  aDLCcViWdOCoLCdDLC00aQE179b.A2 no. 7100aQE180.G6bA61 aAldrich, Henry R.q(Henry Ray),d1891-14aThe geology of the Gogebic iron range of Wisconsin,cby H. R. Aldrich.  aMadison, Wis.,bPublished by the state,c1929.  ax, 279 p.bincl. illus., tables, diagrs. front. (map) xvi pl. (incl. fold. maps, 1 in pocket)c25 cm.1 aWisconsin. Geological and natural history survey. Bulletin [no.] 71; Economic ser.,vno. 24  aBibliographical footnotes. 0aGeologyzWisconsin. 0aIron mines and miningzWisconsin.2 aWisconsin Geological and Natural History Survey.tBulletin ;vno. 71.2 aWisconsin Geological and Natural History Survey.tEconomic series ;vno. 24.  c26791d26791