Crowley, Thomas H <br/><br/>
Modern communications 
<label>/ by </label> Crowley, Thomas H 
<label>;</label> Harris, Gerard G. <label>;</label> Miller, Stewart E. <label>;</label> Pierce, John R <label>;</label> Runyon, John P. 
 - New York  Columbia U. P.  1962 
 - xii, 340p.  ill.  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication
<br/><br/><label>Dewey Class. No.: </label>301.16  / MOD