Geologic map of the Three Bar Ranch quadrangle, Montana and Wyoming

Petrography and sedimentology of a phosphatic shelf deposit the Permian Shedhorn Sandstone and associated rocks in southwest Montana and northwest Yellowstone National Park

Geologic field tours of western Wyoming and parts of adjacent Idaho, Montana, and Utah

Geologic map and distribution of heavy minerals in Tertiary rocks of the Sheridan 30ʹ x 60ʹ quadrangle, Wyoming and Montana

Chemical and statistical analyses from a uranium hydrogeochemical and stream-sediment survey in the North Absaroka study area, Park and Sweet Grass Counties, Montana

Wolf ecology project annual report.

Western wildlands.

Correlation chart of frontier formation from Greenhorn Range, southwestern Montana, to Mount Everts in Yellowstone National Park, Wyoming

Yellowstone's northern elk herd : a critical evaluation of the "natural regulation" paradigm

Cross sections showing the reconstructed stratigraphic framework of Paleocene rocks and coal beds in the northern and central Powder River Basin, Montana and Wyoming

Wild animals of California and the West : selected essays on the natural history of familiar wild life of California and the western States including all or parts of Washington, Oregon, Nevada, Wyoming, Utah, Idaho, Montana, Arizona, New Mexico, Texas, and western Canada