Hydrologic data for a study of pre-Illinoian glacial till in Linn County, Iowa, water year 1990
By: by Phillip R. Bowman ; prepared in cooperation with the Iowa Department of Natural Resources, Geological Survey Bureau
Contributors: Geological Survey (U.S.); Iowa. Dept. of Natural Resources. Geological Survey Bureau
Series: Open-file report -- 91-459; U.S. Geological Survey open-file report -- 91-459
Publisher: U.S. Geological Survey; Books and Open-File Reports
Published: 1991
Place of publication: Iowa City, Iowa; Denver, Colo
Language: eng
Format: Microform
Number of pages: 70
Subjects: Drift -- Iowa -- Linn County; Glacial epoch -- Iowa -- Linn County; Groundwater flow -- Iowa -- Linn County
Notes: Chiefly tables

Distributed to depository libraries in microfiche

Includes bibliographical references (p. 18)

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1992] 1 microfiche : negative