Guglielmo Marconi and the Birth of Radio - JSTOR Daily
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Who Invented Radio: Guglielmo Marconi or Aleksandr Popov? - IEEE Spectrum
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Heinrich Hertz invented the first radio transmitter and receiver – Historical articles and illustrationsHistorical articles and illustrations | Look and Learn
Invention of Radio - Open Tesla Research
history of radio timeline | Timetoast timelines
Who invented the radio? | HowStuffWorks
Invention of radio - Wikiwand
Who Invented Radio: Guglielmo Marconi or Aleksandr Popov? - IEEE Spectrum
Guglielmo Marconi - Wikipedia
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ファイル:Marconi's first radio transmitter.jpg - Wikipedia
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120 Years Ago Popov Made First Demonstration of Radio Broadcast
This man invented a radio wave receiver that Marconi used for his two-way radio - Education Today News
Who Invented Radio?
