01071cam a22002651  4500001001300000003000400013005001700017008004100034010001700075035001900092040004500111042001200156050002300168110004100191245008800232260005100320300008700371490005600458505010100514650003800615651003500653700002900688700004400717700004400761gs 33000410 DLC20260227111338.0780308s1933    xx            000 0 eng c  ags 33000410   a(OCoLC)3697284  aLibrary, U.S. Geological SurveycOTdDLC  apremarc00aQE134.M25bA5 19332 aMontana Bureau of Mines and Geology.02aA geological reconnaissance of the Tobacco Root mountains, Madison county, Montana.  aButte, Mont.,bMontana school of mines,c1933.  aii numb. l., 57 p. incl. tables.billus., 5 pl. (incl. fold. map, diagrs.)c28 cm.0 aMontana. Bureau of mines and geology. Memoirvno. 90 apt. 1. Areal geology, by Wilfred Tansley and P. A. Schafer.--pt. 2. Ore deposits, by L. H. Hart. 0aGeologyzMontanazMadison County. 0aTobacco Root Mountains (Mont.)1 aTansley, Wilfred,d1898-1 aSchafer, Paul A.q(Paul Abbott),d1901-1 aHart, Lyman H.q(Lyman Herbert),d1900-