Mansfied, George Rogers <br/><br/>
Potash in 1922. 

 - Washington, D.C.  Government Printing Office  1923 
 - pp. 87-107 
 - Mineral Resources of the United States, 1922-Part II .
<br/><br/> Impreso 
<br/><br/><br/>Ingles 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MINERIA<br/>POTASA<br/>POTASIO<br/>CLORURO DE POTASIO
<br/><br/><label>Dewey Class. No.: </label>661.3