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  <titleInfo>
    <title>Least squares calculation of horizontal stress from more than three diametral deformations in vertical boreholes</title>
  </titleInfo>
  <name type="personal">
    <namePart>Duvall, Wilbur I.</namePart>
    <role>
      <roleTerm authority="marcrelator" type="text">creator</roleTerm>
    </role>
  </name>
  <name type="personal">
    <namePart>Aggson, James R.</namePart>
    <role>
      <roleTerm type="text">joint author.</roleTerm>
    </role>
  </name>
  <name type="corporate">
    <namePart>United States</namePart>
    <namePart>Bureau of Mines.</namePart>
  </name>
  <typeOfResource>text</typeOfResource>
  <genre authority="marc">bibliography</genre>
  <originInfo>
    <place>
      <placeTerm type="code" authority="marccountry">dcu</placeTerm>
    </place>
    <place>
      <placeTerm type="text">Washington]</placeTerm>
    </place>
    <publisher>Dept. of the Interior, Bureau of Mines</publisher>
    <dateIssued>1980 [i.e. 1979]</dateIssued>
    <dateIssued encoding="marc">1979</dateIssued>
    <issuance>monographic</issuance>
  </originInfo>
  <language>
    <languageTerm authority="iso639-2b" type="code">eng</languageTerm>
  </language>
  <physicalDescription>
    <form authority="marcform">print</form>
    <extent>12 p. 27 cm.</extent>
  </physicalDescription>
  <note type="statement of responsibility">by Wilbur I. Duvall and James R. Aggson.</note>
  <note>Bibliography: p. 12.</note>
  <subject authority="lcsh">
    <topic>Rock mechanics</topic>
    <topic>Statistical methods</topic>
  </subject>
  <subject authority="lcsh">
    <topic>Boring</topic>
  </subject>
  <subject authority="lcsh">
    <topic>Least squares</topic>
  </subject>
  <classification authority="lcc">TN23 .U43 no. 8414</classification>
  <classification authority="lcc">TA706</classification>
  <classification authority="ddc">622/.08 s 624/.1513</classification>
  <classification authority="sudocs">I 28.23:8414</classification>
  <classification authority="">I 28.23:8414</classification>
  <relatedItem type="series">
    <titleInfo>
      <title>Report of investigations (United States. Bureau of Mines) 8414</title>
    </titleInfo>
  </relatedItem>
  <identifier type="lccn">79607970</identifier>
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    <recordContentSource authority="marcorg">DLC</recordContentSource>
    <recordCreationDate encoding="marc">791207</recordCreationDate>
    <recordChangeDate encoding="iso8601">20160527204131.0</recordChangeDate>
    <recordIdentifier source="BIBL">87547</recordIdentifier>
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