Harbottle, H.R.  x <br/><br/>
The principles of telecommunications engineering  x 

 - x 
 - Lond.  English Univ. Press  1962 
 - x 
<br/><br/>x 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communications Communications 
<br/><br/><label>Dewey Class. No.: </label>621.38/HAP