00954cam a22002651 4500 gs 55000242 DLC 20260227111403.0 850129s1955 mtuf b 000 0 eng c gs 55000242 (OCoLC)11631585 U.S. Geol. Survey. Libr. MnSP DLC premarc TN275 .S815 Stout, Koehler S. Practical guide for prospectors and small-mine operators in Montana. [Butte] Montana School of Mines, 1955. ix, 105 p. 19 plates. 19 cm. Montana. Bureau of Mines and Geology. Miscellaneous contribution no. 13 "Partial list of reference books for further study": p. 102-103. Bibliography: p. 105. Mining engineering. Mining law Montana. Prospecting. Montana Bureau of Mines and Geology. Miscellaneous contributions ; no. 13. 28974 28974