Grabau, Amadeus W.  <br/><br/>
Principles of stratigraphy / 
Amadeus W. Grabau. 
 - New York :    Dover Publication,  c 1960. 
 - Vols. :  ill. ;  21 cm. 
<br/><br/>Bibliography : p. 578-581. 
<br/><br/>V. 1-- ; 
<br/><br/>327  327 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology.<br/>Stratigraphic.
<br/><br/><label>Dewey Class. No.: </label>551.7 / G751p