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Lee De Forest, American Inventor: The Complete Lee De Forest
An extensive site covering all aspects of Lee de Forest, his inventions, writings, and personal life. Find drawings and pictures of his audion tube and find out about his legacy, especially in the world of electronics.
Wikimedia
Wikipedia: Guillermo Marconi
This site chronicles the father of wireless communication. Examines his life and how his accomplishments affected both society and warfare.
Great Idea Finder
The Great Idea Finder: Biography of Guglielmo Marconi
Provides some short biographical information on Guglielmo Marconi (1874-1937 CE). Discusses Marconi's scientific accomplishments.