Payne, Henry Mace. <br/><br/>
Natural resources and national problems, 
by Henry Mace Payne. 
 - Washington, D.C.,  American Mining Congress,  1928. 
 - vii, 63 p.  tables.  20 cm. 
<br/><br/>Bibliographical references at end of chapters. 
<br/><br/><label>LCCN: </label>gs 28000241  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Economic conditions.
<br/><br/><label>LC Class. No.: </label>HC106.3  / .P35