Paleozoic and Mesozoic rocks of Gros Ventre, Teton, Hoback, and Snake River Ranges, Wyoming

Surficial geology of the Louisville quadrangle, Colorado

Physical stratigraphy of the phosphoria formation in part of southwestern Montana

Geology of Elk Mountain and Tabernacle Butte area, Sublette County, Wyoming

Pleistocene geology of eastern South Dakota.

Age of Amsden formation, Cherry Creek, Wind River Mountains, Wyoming

Volcanic-rich middle and upper Eocene sedimentary rocks northwest of Rattlesnake Hills, central Wyoming

Volcanic-rich Middle and Upper Eocene sedimentary rocks northwest of Rattlesnake Hills central Wyoming

Changes in stratigraphic nomenclature by the U.S. Geological Survey.

Changes in stratigraphic nomenclature by the U.S. Geological Survey.

Correlation chart of the pre-Frontier Cretaceous rocks in the Rattlesnake Hills, southwestern Natrona County, Wyoming / by K. W. Roth.

Absaroka Range, Wyoming : generalized geological index map showing outline of early and late basic breccia, stratigraphic equivalents, major intrusive bodies, mineralized areas, and adjacent oil and gas fields on the west side of the Bighorn Basin