Beynon W J G <br/><br/>
Some ionosphberic results obtained during the international geophysical year 

 -  1960 
 - International scientific radio union, Ursi monographs ed by Edward V Appleton etc .
<br/><br/><label>Standard No.: </label>88,637 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PHYSICAL GEOGRAPHY
<br/><br/><label>Dewey Class. No.: </label>U2:1986b4, K0