Article

Geological Map of Iowa

Author: Charles R. Keyes

  • Geological Map of Iowa

    Article

    Geological Map of Iowa

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Keyes, C. R., (1894) “Geological Map of Iowa”, The Annals of Iowa 1(4), p.294-298. doi: https://doi.org/10.17077/0003-4827.1946

Rights: Material in the public domain. No restrictions on use.

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Published on
01 Jan 1894
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Public domain