TY - BOOK AU - Ackerman,D.J. ED - United States Geological Survey TI - Hydrology of the Mississippi River Valley alluvial aquifer, South-Central United States PY - 1996/// CY - Washington, Denver, CO PB - U.S. G.P.O., For sale by U.S. Geological Survey, Information Services KW - Aquifers KW - Mississippi embayment N1 - Issued in a box; Includes eight colored folded plates in accompanying folder; Includes bibliographical references (p. 44-46) ER -