Regional Ground-Water Flow Concepts in the United States: Historical Perspective
J.D. Bredehoeft, B.B. Hanshaw 1982 Geological Society of America Special paper 189, p. 297-316

This paper is a review of regional flow concepts. It's an excellent resource for starting a term-paper or project.

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Subject: Geoscience:Geology:Igneous and Metamorphic Petrology, Education, Geoscience:Geology:Mineralogy, Geoscience:Hydrology:Ground Water:Groundwater flow
Resource Type: Activities:Lab Activity, Classroom Activity, Project, Scientific Resources:Overview/Reference Work, Journal Article