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12. Regional stratigraphic cross sections of Cretaceous rocks from east-central Arizona to the Oklahoma Panhandle
13. Cretaceous stratigraphy in a northeast-trending transect, northern Utah to south-central South Dakota
14. Geologic map showing thickness of sedimentary rocks from the ground surface to the top of the upper Cretaceous Pierre Shale in the south half of the Powder River Basin, northeastern Wyoming and adjacent areas
15. West-east stratigraphic transect of Cretaceous rocks in the northern Rocky Mountains and Great Plains regions, southwestern Montana to southwestern Minnesota
16. Geologic map showing distribution of Cretaceous intrusive rocks in the central Big Belt Mountains, Broadwater and Meagher counties, Montana
17. Geologic map showing thickness of sedimentary rocks from ground surface to the top of the upper Cretaceous Pierre Shale in the north half of the Powder River Basin, southeastern Montana and northeastern Wyoming
18. Stratigraphic framework for geologic and geohydrologic studies of the subsurface Cretaceous section near Charleston, South Carolina
19. Geologic map of Cretaceous strata between Birch Creek and Brownes Creek, eastern flank of Pioneer Mountains, Beaverhead County, Montana
20. Correlation chart of lower and upper Cretaceous Blackleaf Formation, eastern Pioneer Mountains, southwestern Montana, to Drummond, central-western Montana
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