00925cam a22002531  4500001001300000003000400013005001700017008004100034010001700075035002000092040004000112042001200152050001700164100002200181245007300203260004500276300003500321490007700356504009100433650002400524650002500548650001700573810008100590gs 55000242 DLC20260227111403.0850129s1955    mtuf     b    000 0 eng c  ags 55000242   a(OCoLC)11631585  aU.S. Geol. Survey. Libr.cMnSPdDLC  apremarc00aTN275b.S8151 aStout, Koehler S.10aPractical guide for prospectors and small-mine operators in Montana.  a[Butte]bMontana School of Mines,c1955.  aix, 105 p.b19 plates.c19 cm.1 aMontana. Bureau of Mines and Geology. Miscellaneous contributionvno. 13  a"Partial list of reference books for further study": p. 102-103. Bibliography: p. 105. 0aMining engineering. 0aMining lawzMontana. 0aProspecting.2 aMontana Bureau of Mines and Geology.tMiscellaneous contributions ;vno. 13.