Robert B Leonard

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1) Changes in quality of ground water in the Lincoln area, Montana, 1974-79

Author

Leonard, Robert B

Series

Open-file report) volume 80-1108

Publisher

U.S. Dept. of the Interior, Geological Survey

Pub. Date

1981

2) Geothermal gradients in the Missoula and Bitterroot Valleys, west-central Montana

Author

Leonard, Robert B

Publisher

U.S. Geological Survey

Pub. Date

1980

3) Evaluation of a hydrothermal anomaly near Ennis, Montana

Author

Leonard, Robert B

Publisher

For sale by the Books and Open-File Reports Section

Pub. Date

1988 [i.e. 1989]

4) Hydrochemistry of aquifer systems and relation to regional flow patterns in Cretaceous and older rocks underlying Kansas, Nebraska, and parts of Arkansas, Colorado, Missouri,...

Author

Publisher

U.S. Geological Survey

Pub. Date

1995

5) Hydrology of the Great Plains Aquifer system in Nebraska, Colorado, Kansas, and adjacent areas

Author

Helgesen, John O

Publisher

U.S. G.P.O

Pub. Date

1993