Coal drilling during 1980 in Big Horn, Dawson, McCone, Powder River, Prairie, Richland, Rosebud, and Treasure counties, Montana
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Open-File Report↗
Geology topics
Montana Bureau of Mines and Geology
Publications and source records attributed to Montana Bureau of Mines and Geology.
Coal drilling during 1978 in Big Horn, Daniels, Dawson, Musselshell, Richland, Roosevelt, Rosebud, Valley, and Yellowstone counties, Montana
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Open-File Report↗
Preliminary report of 1977 coal drilling in eastern Montana and northeastern Wyoming: Geophysical logs for Campbell and Converse Counties, Wyoming
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Open-File Report↗
Preliminary report of 1977 coal drilling in eastern Montana and northeastern Wyoming: Geophysical logs for Big Horn, Fallon, and Powder River Counties, Montana
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Open-File Report↗
Preliminary report of 1977 coal drilling in eastern Montana and northeastern Wyoming: Geophysical logs for Big Horn County, Montana
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Open-File Report↗
Preliminary report of coal drill-hole data and chemical analyses of coal beds in Sheridan and Campbell Counties, Wyoming, and Big Horn County, Montana
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Open-File Report↗