TY  - BOOK
AU  - Jacobs,J.A.
TI  - The earth's core and geomagnetism
U1  - 551.11 JAC  
PY  - 1963///.
CY  - Oxford : 
PB  - Pergamon Press, 
KW  - Earth science
KW  - Geomagnetism
N1  - Includes index.
ER  -