<div class="description">
<dl><dd>"Dec 1954."</dd>
<dd>Caption title</dd>
<dd>On cover: U.S. Department of Agriculture, Forest Service</dd></dl><br>Subjects: Lodgepole pine; Forest thinning</div>
<div class="fn value">
<dl><dd>Alexander, Robert R</dd>
<dd>Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)</dd>
<dd>United States. Forest Service</dd></dl></div>
Internet Archive identifier