Tandberg-Hanssen, Einar  <br/><br/>
Solar activity 
Einar Tandberg-Hanssen 
 - Massachusetts  Blaisdell Publishing   1967 
 - xv+464p.  figs; index; plates; refs 
 - Blaisdell Book in the Pure and Applied Sciences .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Solar Activity
<br/><br/><label>Universal Decimal Class. No.: </label>523.98  / TAN