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  <titleInfo>
    <title>Hydrology of the Great Plains aquifer system in Nebraska, Colorado, Kansas, and adjacent areas</title>
  </titleInfo>
  <name type="personal">
    <namePart>Helgesen, John O.</namePart>
    <role>
      <roleTerm authority="marcrelator" type="text">creator</roleTerm>
    </role>
  </name>
  <name type="personal">
    <namePart>Leonard, Robert B.</namePart>
  </name>
  <name type="personal">
    <namePart>Wolf, R. J.</namePart>
  </name>
  <typeOfResource>text</typeOfResource>
  <genre authority="marc">bibliography</genre>
  <originInfo>
    <place>
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    </place>
    <place>
      <placeTerm type="text">Washington</placeTerm>
    </place>
    <publisher>U.S. G.P.O.</publisher>
    <dateIssued>1993</dateIssued>
    <issuance>monographic</issuance>
  </originInfo>
  <language>
    <languageTerm authority="iso639-2b" type="code">eng</languageTerm>
  </language>
  <physicalDescription>
    <form authority="marcform">print</form>
    <extent>viii, 80 p. ill. 29 cm. b+ s 10 fold. maps in separate portfolio.</extent>
  </physicalDescription>
  <note type="statement of responsibility">by John O. Helgesen, Robert B. Leonard, and Ronald J. Wolf.</note>
  <note>Includes bibliographical references (p. 77-80).</note>
  <subject authority="lcsh">
    <topic>n-uss</topic>
  </subject>
  <subject authority="lcsh">
    <geographic>High Plains Aquifer</geographic>
  </subject>
  <classification authority="lcc">GB1199.3.H53 H45 1993</classification>
  <classification authority="ddc" edition="20">551.49/0978</classification>
  <classification authority="sudocs">I 19.16:1414-E</classification>
  <classification authority="">I 19.16:1414-E</classification>
  <identifier type="lccn">93003584</identifier>
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    <recordIdentifier source="BIBL">192039</recordIdentifier>
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