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2. Shorter contributions to the stratigraphy and geochronology of Upper Cretaceous rocks in the Western Interior of the United States
3. Contributions to Late Cretaceous stratigraphy and paleontology, western Montana
4. The ammonite Metengonoceras Hyatt, 1903, from the Mowry Shale (Cretaceous) of Montana and Wyoming
5. The ammonite Metengonoceras Hyatt, 1903, from the Mowry Shale (Cretaceous) of Montana and Wyoming
6. Map showing altitude of the top of the Judith River Formation, Montana
7. Map showing total thickness of the Fox Hills-Lower Hell Creek aquifer, Montana
8. Map showing cumulative thickness of sandstone in the "Dakota Sandstone," Montana
9. Map showing cumulative thickness of sandstone in the Fox Hills-Lower Hell Creek aquifer, Montana
10. Map showing total thickness of the Lakota Formation and equivalent rocks, Montana
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