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<dl><dd>"Bibliography of mineralogical papers from the laboratories of Yale university": p. 9-21</dd>
<dd>"Bibliography of petrographical papers from the laboratories of Yale university": p. 384-386</dd></dl><br>Subjects: Mineralogy; Petrology</div>
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<dl><dd>Penfield, Samuel Lewis, 1856-1906</dd>
<dd>Pirsson, Louis V. (Louis Valentine), 1860-1919</dd></dl></div>
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