Federal and Indian lands: coal, phosphate, potash, sodium, and other mineral production, royalty income, and related statistics, 1920 through 1972, fiscal year 1972 / 
Compiled by Walter M. Harris, Alta L. Lane and Bruce E. McFarlane 
 - Washington :  United States Government Printing Office,  1973 
 - v, 279 p. ;  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mines and mineral resources--United States<br/>Coal mines and mining--United States
<br/><br/><label>Dewey Class. No.: </label>338.20973