Erratics are erratic

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https://hdl.handle.net/2142/100293

Title: Erratics are erratic
Author(s): Killey, Myrna M.
Issue Date: 1974-10
Keyword(s): Geoscience - education
Publisher: Urbana, Ill: Illinois State Geological Survey
Series/Report Name or Number: Geogram no. 02
Type of Resource: text
Language: en
Permalink: http://hdl.handle.net/2142/100293
Copyright and License Information: Copyright 1974 University of Illinois Board of Trustees