Jacobs, J. A. <br/><br/>
The earth's core and geomagnetism 

 - Oxford  Pergamon press  1967 
 - 132p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Core-earth<br/>Geology<br/>Geomagnitism
<br/><br/><label>Dewey Class. No.: </label>551.11  / JAC