Industrial Minerals in Idaho, 1991

Snake River Plain Aquifer: Idaho's Hidden Gem, 1991

Geology of Scenic Jarbidge Canyon Near Murphy Hot Springs, Idaho, 1991

Agricultural Injection Wells in Idaho, 1991

Urban Storm Water Disposal in Injection Wells, 1991

Geologic Map of the Hailey 1° x 2° Quadrangle, Idaho, 1991

Annual Report of the Idaho Geological Survey, Fiscal Year 1991, 1991

A History of Gold Mining on the Yankee Fork River, Custer County, Idaho, 1991

Landslides in Idaho, 1991

Geologic Map and Geochemical Data of the Eastern Part of the Soldier Mountains, Camas County, Idaho, 1991

Geologic Interpretation of a Trench Excavation Near Arco Hills on the Northwest Margin of the Idaho National Engineering Laboratory, Snake River Plain, Idaho, 1991

Geologic Map and Cross Sections of the Lower Basin Creek-Lower East Basin Creek Area, Custer County, Idaho, 1991

Mines and Prospects of the Elk City Quadrangle, Idaho, 2nd ed., 1991

Mines and Prospects of the Hailey Quadrangle, Idaho, 2nd ed., 1991

Principal Deposits of Industrial Minerals in Idaho (excluding phosphate), 1991