The ARRL antenna book 
The American Radio Relay League 
 - 12th ed. 
 - Connecticut  The Radio Amateurs Library  1970 
 - 326p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Antennas<br/>NASA thesaurus
<br/><br/><label>Universal Decimal Class. No.: </label>621.396.67  / ARRL