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Document Type

Research

Abstract

There is one glaciation that did not reach Iowa, the absence of which throws all into confusion. This is the short glacier which reached southward only so far as St. Paul, Minnesota, from the Patrician center of ice dispersion. Because of not taking it into account, and another interval quite as long, Professor Calvin was always nonplussed concerning his Iowan loess being so enormously developed. Calvin's idea being that the loess was a glacial outwash could find no satisfactory explanation. But upon the theory of its being a wind deposit all these difficulties were at once removed, since the time of accumulation was several times longer than was supposed. The paramount problem in Iowa glaciology today is the determination of the accompanying phenomena when the ice extended southward from the Patrician center, but did not quite reach Iowa.

Publication Date

1934

Journal Title

Proceedings of the Iowa Academy of Science

Volume

41

Issue

1

First Page

240

Last Page

240

Copyright

©1934 Iowa Academy of Science, Inc.

Language

en

File Format

application/pdf

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