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  <titleInfo>
    <title>Geologic guidebook of the San Francisco Bay counties</title>
    <subTitle>history, landscape, geology, fossils, minerals, industry, and routes to travel</subTitle>
  </titleInfo>
  <name type="corporate">
    <namePart>California</namePart>
    <namePart>Division of Mines.</namePart>
    <role>
      <roleTerm authority="marcrelator" type="text">creator</roleTerm>
    </role>
  </name>
  <name type="personal">
    <namePart>Jenkins, Olaf Pitt</namePart>
    <namePart type="date">1889-</namePart>
  </name>
  <name type="personal">
    <namePart>Averill, Charles Volney</namePart>
    <namePart type="date">1892-</namePart>
  </name>
  <typeOfResource>text</typeOfResource>
  <genre authority="marc">bibliography</genre>
  <originInfo>
    <place>
      <placeTerm type="code" authority="marccountry">cau</placeTerm>
    </place>
    <place>
      <placeTerm type="text">San Francisco</placeTerm>
    </place>
    <dateIssued>1951</dateIssued>
    <issuance>monographic</issuance>
  </originInfo>
  <language>
    <languageTerm authority="iso639-2b" type="code">eng</languageTerm>
  </language>
  <physicalDescription>
    <form authority="marcform">print</form>
    <extent>392 p. illus., maps 22 x 27 cm.</extent>
  </physicalDescription>
  <note type="statement of responsibility">Prepared under the direction of Olaf P. Jenkins.  Contributing authors: Charles V. Averill [and others]</note>
  <note>At head of title: State of California Dept. of Natural Resources, Division of Mines.</note>
  <note>Includes bibliographies.</note>
  <subject>
    <geographicCode authority="marcgac">n-us-ca</geographicCode>
  </subject>
  <subject authority="lcsh">
    <topic>Geology</topic>
    <geographic>California</geographic>
    <geographic>San Francisco Bay Area</geographic>
  </subject>
  <subject authority="lcsh">
    <topic>Mines and mineral resources</topic>
    <geographic>California</geographic>
    <geographic>San Francisco Bay Area</geographic>
  </subject>
  <subject authority="lcsh">
    <geographic>San Francisco Bay Area (Calif.)</geographic>
    <topic>Description and travel</topic>
  </subject>
  <classification authority="lcc">TN24.C2 A3 no. 154</classification>
  <classification authority="ddc">557.94</classification>
  <relatedItem type="series">
    <titleInfo>
      <title>Bulletin (California. Division of Mines) ; no. 154</title>
    </titleInfo>
  </relatedItem>
  <identifier type="lccn">gs 52000058</identifier>
  <recordInfo>
    <recordContentSource authority="marcorg">U.S. Geol. Survey. Libr.</recordContentSource>
    <recordCreationDate encoding="marc">730904</recordCreationDate>
    <recordChangeDate encoding="iso8601">20260227111358.0</recordChangeDate>
    <recordIdentifier source="DLC">gs 52000058 </recordIdentifier>
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