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Leon Clark 1892 - 1965

Leon Clark of Michigan was born on February 22, 1892, and died at age 73 years old in March 1965.
Leon Clark
Michigan
February 22, 1892
March 1965
Male
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Leon Clark's History: 1892 - 1965

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  • 02/22
    1892

    Birthday

    February 22, 1892
    Birthdate
    Unknown
    Birthplace
  • 03/dd
    1965

    Death

    March 1965
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    Leon Clark lived 1 year longer than the average family member when died at the age of 73.
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Did you know?
In 1892, in the year that Leon Clark was born, on October 12th, the "Pledge of Allegiance" was first recited in unison by students in U.S. public schools. Composed the previous August by Francis Bellamy, it was to be recited in 15 seconds and originally read: "I pledge allegiance to my Flag and the Republic for which it stands, one nation, indivisible, with liberty and justice for all." "Under God" was added in the 1950's.
Did you know?
In 1900, Leon was only 8 years old when 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.
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Leon Clark's Family Tree & Friends

Leon Clark's Family Tree

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Friendships

Leon's Friends

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Other Biographies

Other Leon Clark Biographies

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