Hill, Jonathan. <br/><br/>
The cat's whisker :  50 years of wireless design / 
Jonathan Hill, photographs by Trefor Ball. 
 - London :  Oresko Books,  1978. 
 - 96 p. :  ill., facsims., ports. 
<br/><br/><label>ISBN: </label>0905368479                                               
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio--History.<br/>Radio--Receivers and reception--History.