The earth sciences :  problems and progress in current research / 
edited by Thomas W. Donnelly. 
 - Chicago :  The University of Chicago Press,  c1963. 
 - vii, 195  p. :  ill. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology.
<br/><br/><label>LC Class. No.: </label>QE40  / .D6