Stafford, Philip T. <br/><br/>
Geology of the Cross plains Quadrangle, Brown, Callahan Coleman, and Eastland counties Texas / 
by Philip T. Stafford. 
 -- Washington :   United States Government Printing Office,   1960 
 - P. 39-72. -- 
 (Geological Survey Bulletin  ;  1096-B).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estratigrafía<br/>Geología<br/>Texas
<br/><br/><label>Universal Decimal Class. No.: </label>551.7(764)