<div class="description">
<dl><dd>21 pages ; 27 cm</dd>
<dd>Caption title</dd>
<dd>"May 1952."</dd>
<dd>"E-517, revised."</dd>
<dd>Includes bibliographical references (pages 20-21)</dd></dl><br>Subjects: Weights and measures; Insect pests Control; Internet resource</div>
<div class="fn value">
Nelson, R. H</div>
Internet Archive identifier