Campbell Persia Crawford <br/><br/>
American agricultural policy 

 -  1933 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture Insdustry
<br/><br/><label>Dewey Class. No.: </label>X9J::73:N3, G3