<div class="description">
<dl><dd>Cover title: A reference guide to the more common ground and airborne geophysical systems</dd>
<dd>Includes bibliographical references</dd></dl><br>Subjects: Prospecting; Geophysical instruments; Mine surveying</div>
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<dl><dd>Haskins, Roger A</dd>
<dd>United States. Bureau of Land Management. Division of Mining Law and Salable Minerals</dd></dl></div>
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