Hydrologic data for a study of pre-Illinoian glacial till in Linn County, Iowa, water year 1991
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: U.S. Geological Survey open-file report -- 92-500
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey; [Books and Open-File Reports Section, distributor]
Published: 1992
Place of publication: Iowa City, Iowa; Denver, Colo
Language: eng
Format: Microform
Number of pages: 66
Subjects: Drift -- Iowa -- Linn County; Glacial epoch -- Iowa -- Linn County; Groundwater flow -- Iowa -- Linn County
Notes: Distributed to depository libraries in microfiche

Shipping list no.: 93-1121-M

Includes bibliographical references (p. 22)

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1993] 1 microfiche : negative