Cretaceous rocks of the western Crazy Mountains basin and vicinity, Montana

Geologic and structure map of the Powder River Basin, southeastern Montana and northeastern Wyoming

Geologic map of the Powder River Basin and surrounding area, Wyoming, Montana, South Dakota, North Dakota, and Nebraska

Geologic map showing total thickness of coal in the north half of the Powder River Basin, southeastern Montana and northeastern Wyoming

Isopach maps of the Powder River Basin, Wyoming and Montana

Geologic and structure map, with contours on top of the Pierre Shale, for the north half of the Powder River Basin, southeastern Montana and northeastern Wyoming

Geologic map showing the thickness and structure of the Anderson-Wyodak coal bed in the north half of the Powder River Basin, southeastern Montana and northeastern Wyoming

Structure contour map of the Tensleep Sandstone in the Big Horn Basin, Wyoming and Montana.

Geology of the Bighorn Basin : Wyoming Geological Association, 34th annual field conference guidebook, Billings, Montana, September 17-21, 1983

Pre-Mississippian section of Western and Central Williston Basin : its petroleum and hydrocarbon potential

Mineral resources of the Jack Creek basin, Madison County, Montana

Distribution and thickness of Devonian Rocks in Williston basin and in central Montana and north-central Wyoming