Chapman, Sydney  <br/><br/>
Geomagnetism  v. 2 : analysis of the data, and physical theories  
Sydney Chapman and Julius Bartels 
 - Oxford  Clarendon Press  1940 
 - x+p.543-1049p. 
 - International Series of Monographs on Physics .
<br/><br/><label>Universal Decimal Class. No.: </label>550.38  / CHA