Empire of the Air: The Men Who Made Radio

Biography Of 3 Americans, Lee De Forest, Howard Armstrong, And David Sarnoff, Who Turned A Hobbyists' Toy Into Radio, And Launch The Modern Communications Age. The Narrative Of Their Creations Is Punctuated By Acts Of Idealism And Imagination, Greed And Envy, Ambition And Determination--and Genius. It Covers 1899 To 1954-- Provided By Publisher.