Edward Thompson Ruppel

1925

• A Pleistocene ice sheet in the northern Boulder Mountains, Jefferson, Powell, and Lewis and Clark Counties, Montana
• Cenozoic block uplifts in east-central Idaho and southeast Montana
• Cenozoic tectonic evolution of southwest Montana and east-central Idaho
• Geologic map of the Leadore quadrangle, Lemhi County, Idaho
• Geology of pre-Tertiary rocks in the northern part of Yellowstone National Park, Wyoming
• Geology of the Basin quadrangle, Jefferson, Lewis and Clark, and Powell Counties, Montana
• Medicine Lodge thrust system, east-central Idaho and southwest Montana
• Precambrian and Lower Ordovician rocks in east-central Idaho
• Regional geology and mineral deposits in and near the central part of the Lemhi Range, Lemhi County, Idaho
• The association of Middle Cambrian rocks and gold deposits in southwest Montana
• The gold mines of the Virginia City mining district
• The thrust belt in southwest Montana and east-central Idaho