Grob, Bernard <br/><br/>
Basic television :  principles and servicing / 
Bernard Grob 
 - [S.l. :  s.n.],  1954 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic mail systems--Evaluation<br/>Wireless communication systems
<br/><br/><label>Dewey Class. No.: </label>131