History of Radio: How Lee De Forest, a Con Artist, Created Radio - YouTube
Lee de Forest: King of Radio, Television, and Film: Adams, Mike: 9781461404170: Amazon.com: Books
Radio100 Moment 84: Lee De Forest Is First to Transmit Music Over Airwaves (1907)| We Are Broadcasters
Lee De Forest - Engineering and Technology History Wiki
Making Wireless History With De Forest (1924)
Lee de Forest - Wikipedia
Lee de Forest | American inventor | Britannica
Lee de Forest - Wikipedia
Lee de Forest: Father of Radio - YouTube
Lee De Forest - Engineering and Technology History Wiki
Lee de Forest: King of Radio, Television, and Film: Adams, Mike: 9781461404170: Amazon.com: Books
Lee de Forest - Wikipedia
Lee DE Forest.org
Lee de Forest - Wikipedia
Lee de Forest | American inventor | Britannica
Lee de Forest - Wikipedia
Radio Inventions of Lee de Forest, January 1947 Radio-Craft - RF Cafe
Lee de Forest: Father of Radio - YouTube
Lee de Forest - Wikipedia
Lee de Forest - Wikipedia
Lee de Forest | American inventor | Britannica
Radio Inventions of Lee de Forest, January 1947 Radio-Craft - RF Cafe
