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  1. 1

    A Summary of water-resources activities of the U.S. Geological Survey in Iowa fiscal year 1992 by Geological Survey (U.S.)

    Published: U.S. Geological Survey ; [Books and Open-File Reports Section, distributor], 1992
    Description: x, 66 pages : illustrations, maps ; 28 cm.
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    A Summary of water-resources activities of the U.S. Geological Survey in Iowa fiscal year 1992
  2. 2

    A Summary of water-resources activities of the U.S. Geological Survey in Iowa : fiscal year 1990 by Geological Survey (U.S.)

    Published: U.S. Geological Survey ; Books and Open-File Reports [distributor], 1990
    Description: x, 49 pages : illustrations, maps ; 28 cm.
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    A Summary of water-resources activities of the U.S. Geological Survey in Iowa : fiscal year 1990
  3. 3

    Water year 1986 in Iowa : precipitation and water resources by Karsten, Richard A.

    Published: Dept. of the Interior, U.S. Geological Survey : Books and Open-file Reports Section [distributor], 1987
    Description: 1 microfiche : negative, illustrations.
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    Water year 1986 in Iowa : precipitation and water resources

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