<div class="description">
<p>Issued Apr. 24, 1947
</p>
<br>Subjects: DDT (Insecticide) Toxicology</div>
<div class="fn value">
<dl><dd>United States. Bureau of Plant Industry, Soils, and Agricultural Engineering</dd>
<dd>Foster, Arthur Crawford, 1893-</dd></dl></div>
Internet Archive identifier