<div class="description">
<dl><dd>"March 1961."</dd>
<dd>Includes index</dd>
<dd>Cover title</dd></dl><br>Subjects: Engelmann spruce Bibliography; Abies lasiocarpa Bibliography</div>
<div class="fn value">
<dl><dd>Ronco, Frank</dd>
<dd>Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)</dd></dl></div>
Internet Archive identifier