Glacial drift in the "driftless area" of northeast Iowa
By: by A.C. Trowbridge.
Series: Report of investigations -- 2.; Report of investigations (Iowa Geological Survey) -- no. 2.
Publisher: Iowa Geological Survey
Published: 1966
Place of publication: Iowa City
Language: eng
Number of pages: 28
Subjects: Drift -- Iowa.; Geology -- Iowa.
Notes: Includes bibliographical references (p. 26-28).