Potter, Neal <br/><br/>
Trends in natural resource commodities :  statistics of prices, output, consumption, foreign trade and employment in the United States, 1870-1957 / 
Neal Potter and Francis T. Christy 
 - Baltimore :  Johns Hopkins Press,  1962 
 - ix, 568 p. ;  33 cm. 
<br/><br/><label>ISBN: </label> USD 17.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Raw materials--United States<br/>Natural resources--United States
<br/><br/><label>Dewey Class. No.: </label>338.0973