Montgomery Carla W <br/><br/>
Earth    Then and now    

 - Ed 2nd 
 - Iowa  W C Brown          1994 
 - xv,568p. Glossary p. 545-57  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology
<br/><br/><label>Dewey Class. No.: </label>H, N4