Schuchert, Charles, <br/><br/>
Historical geology / 
By Charles schuchert and carl o. dunbar 
 - 4 
 - 544 páginas 
 - A textbook of geology ;  2 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geología<br/>Paleontología
<br/><br/><label>LC Class. No.: </label>QE501  / S423 1941