Leinwoll, Stanley. <br/><br/>
From spark to satellite / 
Stanley Leinwoll. 
 - New York :  Scribner,  1979. 
 - 242 p. :  ill. ; ports.  23 cm. 
<br/><br/>Bibliography : p. 233-234. 
<br/><br/><label>ISBN: </label>068416048X  12.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication--History.