North Dakota sodium sulfate deposits /

Mode of access: Internet.

Geology and ore deposits of the Stockton and Fairfield quadrangles, Utah /

At head of title: United States Department of the interior.

Metalliferous black shales and related ore deposits : program and abstracts : 1988 meeting of the United States Working Group of International Geological Correlation Program Project 254 /

Mode of access: Internet.

Environmental geochemical studies of selected mineral deposits in Wrangell-St. Elias National Park and Preserve, Alaska /

Mode of access: Internet.

Depositional environment of Upper Cretaceous black sandstones of the Western Interior /

Mode of access: Internet.

Influence of surface glacial deposits on streamflow characteristics /

"Open-file report."