Lewis, Tom,  1942- <br/><br/>
Empire of the air :  the men who made radio / 
Tom Lewis. 
 - 1st ed. 
 - New York, NY :  Edward Burlingame Books,  c1991. 
 - vii, 421 p., [32] p. of plates :  ill. ;  24 cm 
<br/><br/> Companion vol. to the documentary Empire of the air. 
<br/><br/>Includes bibliographical references (p. 392-399) and index. 
<br/><br/><label>ISBN: </label>0060182156 
<br/><br/><label>Subjects--Personal Names: </label><br/>De Forest, Lee, 1873-1961. <br/>Armstrong, Edwin H. 1890-1954. <br/>Sarnoff, David, 1891-1971. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio--History.--United States<br/>Radio--United States--Biography.
<br/><br/><label>LC Class. No.: </label>TK6548.U6  / L48 1991 
<br/><br/><label>Dewey Class. No.: </label>621.384/0973