<div class="description">
<dl><dd>Micro-opaque</dd>
<dd>s</dd></dl><br>Subjects: Geology -- Wisconsin; Geology -- South Dakota; Geology -- Minnesota</div>
<div class="fn value">
<dl><dd>Featherstonhaugh, George William, 1780-1866</dd>
<dd>United States. Topographical Bureau</dd></dl></div>
Internet Archive identifier