Umbgrove, Johannes Herman Frederik,  1899-1954 <br/><br/>
Symphony of the earth / 
Johannes Herman Frederik Umbgrove 
 - Netherlands :  The Hagues Martinus Nijhoff,  1950 
 - xi, 220 p. :  ill., plates ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label> USD 13.75 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology<br/>Earth
<br/><br/><label>Dewey Class. No.: </label>550