Chapman, Sydney  <br/><br/>
Geomagnetism / 

 - London   Oxford university press   1951 
 - 1049p. 
 -  Vol. 2 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics - Magnetism 
<br/><br/><label>Dewey Class. No.: </label>538.7  / CH-G