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   <dim:field mdschema="dc" element="contributor" qualifier="advisor" lang="en_US">Charles E. Locke.</dim:field>
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   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">1932</dim:field>
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   <dim:field mdschema="dc" element="description" lang="en_US">Thesis (B.S.)--Massachusetts Institute of Technology, Dept. of Mining Engineering, 1932.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographical references (leaves 48-49).</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility" lang="en_US">by Otto Charles Chapman.</dim:field>
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   <dim:field mdschema="dc" element="title" lang="en_US">Effects of various flotation reagents on a copper sulfide ore, ore number 6271</dim:field>
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   	&lt;Title>Effects of various flotation reagents on a copper sulfide ore, ore number 6271&lt;/Title>
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