Title: Stratigraphy of the Little Rocky Mountains and encircling foothills, Montana
First published: 1959
Subjects: Formations (Geology), Geology, Igneous Rocks, Metamorphic Rocks, Rocks, Igneous, Rocks, Metamorphic, Rocks, Sedimentary, Sedimentary Rocks
Places: Blaine County, Little Rocky Mountains, Montana, Phillips County