Lovering, Thomas Seward  1896-1991 <br/><br/>
Direction of movement of Jasperoidizing solution / 
by T. S. Lovering. 
 -- Washington :   United States Government Printing Office,   1966 
 - 25 p. -- 
 (Geological Survey Bulletin  ;  1222-F).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petrografía
<br/><br/><label>Universal Decimal Class. No.: </label>552