Advances in electron tube techniques  
/ Pergamon Press, proceedings of the 5th national conference September 1960 
 - Oxford:   Pergamon Press,  1961 
 - viii, 235p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Subjects--Index Terms: </label>Tube techniques  
<br/><br/><label>Universal Decimal Class. No.: </label>621.385.1(05)