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John Grace 1900 - 1966

John Grace of Butte, Silver Bow County, Montana was born on May 7, 1900, and died at age 65 years old in January 1966.
John Grace
Butte, Silver Bow County, Montana 59701
May 7, 1900
January 1966
Male
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John Grace's History: 1900 - 1966

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  • 05/7
    1900

    Birthday

    May 7, 1900
    Birthdate
    Unknown
    Birthplace
  • 01/dd
    1966

    Death

    January 1966
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    John Grace lived 7 years shorter than the average family member when died at the age of 65.
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Did you know?
In 1900, in the year that John Grace was born, the German physicist Max Planck formulated an energy theory, postulating the existence of "quanta," which lays the groundwork for the quantum theory of modern physics. In December, he introduced a paper on the Planck postulate which stated that E=hv - the energy of a photon is proportional to its frequency times a constant. Planck won a Nobel Prize in 1918 for his work in theoretical Physics.
Did you know?
In 1915, he was merely 15 years old when the Germans first used poison gas as a weapon at the second Battle of Ypres during World War I. While noxious gases had been used since ancient times, this was the first use of poisonous gas - in this case, lethal chlorine gas - in modern war. Subsequently, the French and British - as well as the United States when they entered World War 1 - developed and used lethal gas in war.
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John Grace's Family Tree & Friends

John Grace's Family Tree

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John's Friends

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Other Biographies

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