01110cam a22002651  4500001001300000003000400013005001700017008004100034010001700075035002000092040004800112042001200160050002200172110004100194245004500235260004200280300001800322490008200340500007200422500017700494650004600671650004900717830006100766999001700827gs 20000221 DLC20260227111324.0861112s1919    mtu      d    000 0 eng c  ags 20000221   a(OCoLC)14705547  aU.S. Geol. Survey. Libr.cTxDaMdTxDaMdDLC  apremarc00aTN24.M9bA4 1919a2 aMontana Bureau of Mines and Geology.00aDirectory, Montana metal and coal mines.  aButte,bState School of Mines,c1919.  a30 p.c24 cm.1 aUniversity of Montana bulletin. Bureau of Mines and Metallurgy series,vno. 2  aAt head of title: The Montana State Bureau of Mines and Metallurgy.  a"Supplementary to a report on the various mining districts of Montana which is now being prepared by the Geological Department of the State Bureau of Mines and Metallurgy." 0aMineral industrieszMontanavDirectories. 0aCoal mines and miningzMontanavDirectories. 0aBulletin (Montana Bureau of Mines and Geology) ;vno. 2.  c26011d26011