Hawker, J.P. <br/><br/>
Outline of radio and television / 
Hawker, J.P. 
 -  George Newnes Limited, London, W.C.-2 
 - 399 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>621.384 1  / HAWO