<div class="description">
<p>"Issued June 10, 1912."
</p>
<br>Subjects: Aggregates (Building materials) Testing; Rocks Testing</div>
<div class="fn value">
<dl><dd>Goldbeck, Albert Theodore, 1885-</dd>
<dd>Jackson, Frank H. (Frank Herbert), 1882-</dd>
<dd>United States. Bureau of Public Roads</dd></dl></div>
Internet Archive identifier