Everitt, W.L. <br/><br/>
Communication engineering 

 - N.d. 
 - x,727p.  23cm. 
<br/><br/> Dormitory 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Electric communication
<br/><br/><label>Dewey Class. No.: </label>621.38  / E90C