エピソード

  • Mysterious Island - Shipwrecked in the Air-Jules Verne

    Mysterious Island - Shipwrecked in the Air-Jules Verne
    2026/08/27
    Elisha Gray was an American electrical engineer who co-founded the Western Electric Manufacturing Company. Gray is best known for his development of a telephone prototype in 1876 in Highland Park, Illinois and is considered by some writers to be the true inventor of the variable resistance telephone, despite losing out to Alexander Graham Bell for the telephone patent.Nature's Miracles: Familiar Talks on Science, published in 1900, is a discussion of science and technology for the general public. Volume II is subtitled Energy and Vibration: Energy, Sound, Heat, Light, Explosives. (Summary from Wikipedia)
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    5 時間 56 分
  • Little Masterpieces of Science - Invention and Discovery-George Iles

    Little Masterpieces of Science - Invention and Discovery-George Iles
    2026/08/26
    Elisha Gray was an American electrical engineer who co-founded the Western Electric Manufacturing Company. Gray is best known for his development of a telephone prototype in 1876 in Highland Park, Illinois and is considered by some writers to be the true inventor of the variable resistance telephone, despite losing out to Alexander Graham Bell for the telephone patent.Nature's Miracles: Familiar Talks on Science, published in 1900, is a discussion of science and technology for the general public. Volume II is subtitled Energy and Vibration: Energy, Sound, Heat, Light, Explosives. (Summary from Wikipedia)
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    4 時間 16 分
  • Secrets of the Woods-William J. Long

    Secrets of the Woods-William J. Long
    2026/08/25
    Elisha Gray was an American electrical engineer who co-founded the Western Electric Manufacturing Company. Gray is best known for his development of a telephone prototype in 1876 in Highland Park, Illinois and is considered by some writers to be the true inventor of the variable resistance telephone, despite losing out to Alexander Graham Bell for the telephone patent.Nature's Miracles: Familiar Talks on Science, published in 1900, is a discussion of science and technology for the general public. Volume II is subtitled Energy and Vibration: Energy, Sound, Heat, Light, Explosives. (Summary from Wikipedia)
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    4 時間 18 分
  • Unveiling a Parallel-Alice Ilgenfritz Jones, Ella Robinson Merchant

    Unveiling a Parallel-Alice Ilgenfritz Jones, Ella Robinson Merchant
    2026/08/24
    Elisha Gray was an American electrical engineer who co-founded the Western Electric Manufacturing Company. Gray is best known for his development of a telephone prototype in 1876 in Highland Park, Illinois and is considered by some writers to be the true inventor of the variable resistance telephone, despite losing out to Alexander Graham Bell for the telephone patent.Nature's Miracles: Familiar Talks on Science, published in 1900, is a discussion of science and technology for the general public. Volume II is subtitled Energy and Vibration: Energy, Sound, Heat, Light, Explosives. (Summary from Wikipedia)
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    4 時間 18 分
  • Through Magic Glasses and Other Lectures-Arabella B. Buckley

    Through Magic Glasses and Other Lectures-Arabella B. Buckley
    2026/08/23
    Elisha Gray was an American electrical engineer who co-founded the Western Electric Manufacturing Company. Gray is best known for his development of a telephone prototype in 1876 in Highland Park, Illinois and is considered by some writers to be the true inventor of the variable resistance telephone, despite losing out to Alexander Graham Bell for the telephone patent.Nature's Miracles: Familiar Talks on Science, published in 1900, is a discussion of science and technology for the general public. Volume II is subtitled Energy and Vibration: Energy, Sound, Heat, Light, Explosives. (Summary from Wikipedia)
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    4 時間 50 分
  • American Hero-Myths A Study in the Native Religions of the Western Continent-Daniel Garrison Brinton

    American Hero-Myths A Study in the Native Religions of the Western Continent-Daniel Garrison Brinton
    2026/08/22
    Elisha Gray was an American electrical engineer who co-founded the Western Electric Manufacturing Company. Gray is best known for his development of a telephone prototype in 1876 in Highland Park, Illinois and is considered by some writers to be the true inventor of the variable resistance telephone, despite losing out to Alexander Graham Bell for the telephone patent.Nature's Miracles: Familiar Talks on Science, published in 1900, is a discussion of science and technology for the general public. Volume II is subtitled Energy and Vibration: Energy, Sound, Heat, Light, Explosives. (Summary from Wikipedia)
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    7 時間 20 分
  • Home Geography for Primary Grades-C. C. Long

    Home Geography for Primary Grades-C. C. Long
    2026/08/21
    Elisha Gray was an American electrical engineer who co-founded the Western Electric Manufacturing Company. Gray is best known for his development of a telephone prototype in 1876 in Highland Park, Illinois and is considered by some writers to be the true inventor of the variable resistance telephone, despite losing out to Alexander Graham Bell for the telephone patent.Nature's Miracles: Familiar Talks on Science, published in 1900, is a discussion of science and technology for the general public. Volume II is subtitled Energy and Vibration: Energy, Sound, Heat, Light, Explosives. (Summary from Wikipedia)
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    2 時間 16 分
  • Economic Consequences of the Peace-John Maynard Keynes

    Economic Consequences of the Peace-John Maynard Keynes
    2026/08/20
    Elisha Gray was an American electrical engineer who co-founded the Western Electric Manufacturing Company. Gray is best known for his development of a telephone prototype in 1876 in Highland Park, Illinois and is considered by some writers to be the true inventor of the variable resistance telephone, despite losing out to Alexander Graham Bell for the telephone patent.Nature's Miracles: Familiar Talks on Science, published in 1900, is a discussion of science and technology for the general public. Volume II is subtitled Energy and Vibration: Energy, Sound, Heat, Light, Explosives. (Summary from Wikipedia)
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    5 時間 41 分