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  <titleInfo>
    <title>Optima : (Vol. 1-20)</title>
    <subTitle>a quarterly review published in the interests of mining, industrial, scientific and economic progress</subTitle>
  </titleInfo>
  <titleInfo type="abbreviated">
    <title>Optima</title>
  </titleInfo>
  <titleInfo type="uniform">
    <title>Optima (Johannesburg, South Africa)</title>
  </titleInfo>
  <name type="corporate">
    <namePart>Anglo American Corporation of South Africa, ltd</namePart>
  </name>
  <name type="corporate">
    <namePart>De Beers Consolidated Mines</namePart>
  </name>
  <name type="corporate">
    <namePart>Anglo american</namePart>
  </name>
  <typeOfResource>text</typeOfResource>
  <genre authority="marc">periodical</genre>
  <genre authority="fast">Periodicals.</genre>
  <originInfo>
    <place>
      <placeTerm type="code" authority="marccountry">sa</placeTerm>
    </place>
    <place>
      <placeTerm type="text">Johannesburg</placeTerm>
    </place>
    <place>
      <placeTerm type="text">London</placeTerm>
    </place>
    <publisher>Anglo American Corporation of South Africa</publisher>
    <dateIssued>1951-</dateIssued>
    <publisher>Anglo American plc.</publisher>
    <dateIssued encoding="marc" point="start">1951</dateIssued>
    <dateIssued encoding="marc" point="end">9999</dateIssued>
    <issuance>continuing</issuance>
    <frequency>Semiannual, 1991-</frequency>
    <frequency>Quarterly, 1951-1990</frequency>
  </originInfo>
  <language>
    <languageTerm authority="iso639-2b" type="code">eng</languageTerm>
  </language>
  <physicalDescription>
    <form authority="marcform">print</form>
    <extent>volumes : illustrations, maps ; 26 cm</extent>
  </physicalDescription>
  <abstract>&amp;quot;A review published in the interests of mining, industrial, scientific and economic progress&amp;quot; (varies slightly).</abstract>
  <note>Current copyright fee: GBP12.00 0. Uk</note>
  <subject>
    <geographicCode authority="marcgac">fs-----</geographicCode>
  </subject>
  <subject authority="lcsh">
    <topic>Mineral industries</topic>
    <geographic>Africa, Southern</geographic>
    <topic>Periodicals</topic>
  </subject>
  <subject authority="fast">
    <topic>Industries</topic>
  </subject>
  <subject authority="fast">
    <topic>Mineral industries</topic>
  </subject>
  <subject authority="lcsh">
    <geographic>Africa, Southern</geographic>
    <topic>Industries</topic>
    <topic>Periodicals</topic>
  </subject>
  <subject authority="fast">
    <geographic>Southern Africa</geographic>
  </subject>
  <classification authority="ddc" edition="22">622 OPT</classification>
  <identifier type="issn">0030-4050</identifier>
  <accessCondition type="useAndReproduction">Current copyright fee: GBP12.00 0. Uk</accessCondition>
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    <recordCreationDate encoding="marc">930112</recordCreationDate>
    <recordChangeDate encoding="iso8601">20200811113446.0</recordChangeDate>
    <recordIdentifier source="OCoLC">ocn750460393</recordIdentifier>
    <languageOfCataloging>
      <languageTerm authority="iso639-2b" type="code">eng</languageTerm>
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