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12. Ground-water levels in intermontane basins of the northern Rocky Mountains, Montana and Idaho
13. Geologic history and hydrogeologic units of intermontane basins of the northern Rocky Mountains, Montana and Idaho
14. Quality of ground water and surface water in intermontane basins of the northern Rocky Mountains, Montana and Idaho
15. Geohydrologic conditions and land use in the Gallatin Valley, southwestern Montana, 1992-93
16. Maps showing mineral resource assessment for porphyry and stockwork deposits of copper, molybdenum, and tungsten and for stockwork and disseminated deposits of gold and silver in the Butte 1⁰ x 2⁰ quadrangle, Montana
17. Map showing the location of productive lode and placer gold mines in Montana
18. Montana
19. Map showing total thickness of the Swift Formation, Montana
20. Map showing total thickness of the Fox Hills-Lower Hell Creek aquifer, Montana
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