Jacobs, J. A.,  1916- <br/><br/>
The earth's core and geomagnetism 

 - vi, 137 páginas 
 - The commonwealth and international library of science, technology, engineering and liberal studies. geographic division ;  1 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geomagnetismo
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Tierra (Planeta)--Estructura interna
<br/><br/><label>LC Class. No.: </label>QE509  / J3