Twiss, Robert . <br/><br/>
Structural Geology /  Textual Documents 
Robert Twiss & E.M.moores. 
 - Sl :  Sn ,  1964. 
 -  ill ; 
<br/><br/><label>Subjects--Index Terms: </label>Geology 
<br/><br/><label>Dewey Class. No.: </label>551.8  / Tw 92 St