Empire of the air  the men who made radio  [videorecording] 
a film by Ken Burns 
 - PBS Home Video  Alexandria, VA  2004 
 - 1 videodisc (ca 120 min.)  sd., col., b&w 
 - Ken Burns America collection .
 - Ken Burns' America collection. .
<br/><br/> Based on the book by Tom Lewis : Cinematography, Ken Burns ; Jason Robards, narrator 
<br/><br/><br/>Closed-captioned 
<br/><br/><label>ISBN: </label>141570239X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio--United States--Biography.<br/>Radio--United States--History.<br/>Video recordings for hard of hearing people