McKnight, Edwin Thor  1902-1992 <br/><br/>
Geology and ore deposits of the Picher field Oklahoma and Kansas / 
by Edwin T. Mcknight and Richard P. Fischer. 
 -- Washington :   United States Government Printing Office,   1970 
 - 165 p. -- 
 (Geological Survey Professional Paper  ; 588).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Depósitos de minerales<br/>Kansas<br/>Oklahoma
<br/><br/><label>Universal Decimal Class. No.: </label>553(766/767)