Bangay R. D  1883- <br/><br/>
Wireless telephony:  a simplified explanation/ 
R.D. Bangay 
 - London:  The Wireless World,  1925 
 - viii, 134 p.:  ill.;  18 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telegraph, wireless<br/>Wireless tele communication systems<br/>Telegraph
<br/><br/><label>Dewey Class. No.: </label>621.3845