Geologic and water-supply reports and maps : Virginia.

Mode of access: Internet.

Geologic and water-supply reports and maps : New Hampshire, Vermont.

Mode of access: Internet.

Geologic and water-supply reports and maps : Utah.

Mode of access: Internet.

Geologic and water-supply reports and maps : Virginia.

Mode of access: Internet.

Geologic and water-supply reports and maps : Virginia.

Mode of access: Internet.

Geologic and water-supply reports and maps : Pennsylvania-New Jersey.

Mode of access: Internet.

Geologic and water-supply reports and maps : Virginia.

Mode of access: Internet.

Geologic and water-supply reports and maps : Virginia.

Mode of access: Internet.

Report of the Geological Survey of Ohio

Mode of access: Internet.

Report on the Office of the Secretary of Defense /

Also known as: The Grace report.

1992 census of Agriculture data for states and counties : news on the latest data products from the U.S. Bureau of the Census.

Mode of access: Internet.

Dissolved-oxygen regime of the Jordan River, Salt Lake County, Utah /

"WRI 84-4056"--P. [4] of cover.

Chemical and biological quality of streams at the Indiana Dunes National Lakeshore, Indiana, 1978-80 /

Bibliography: p. 55-57.

Ground-water conditions and well yields in fractured rocks, southwestern Nevada County, California /

Spine title: Ground-water conditions, well yields in fractured rocks, southwestern Nevada County, CA.

Ground-water quality in Wyoming /

Bibliography: p. 71.