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Mary Duncan 1900 - 1970

Mary Duncan of South Bend, St Joseph County, Indiana was born on May 4, 1900, and died at age 69 years old in March 1970.

Mary Duncan
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South Bend, St Joseph County, Indiana 46628
Last residence
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May 4, 1900
Birth
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March 1970
Death
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Female
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Updated: October 8, 2011
Biography ID: 36424061 What's this
Mary Duncan Mary Duncan (1900 - 1970)
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Mary Duncan's History: 1900 - 1970

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  • 05/4
    1900

    Birthday

    May 4, 1900
    Birthdate
    Unknown
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  • 03/dd
    1970

    Death

    March 1970
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  • Did you know?
    Mary Duncan lived 3 years shorter than the average family member when died at the age of 69.
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In 1900, in the year that Mary Duncan 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, at the age of only 15 years old, Mary was alive when the Superior Court in Fulton County Georgia accepted the charter for the establishment of the new Ku Klux Klan, succeeding the Klan that flourished in the South in the late 1800's. This iteration of the Klan adopted white clothing and used many of the code words from the first Klan, adding cross burnings and mass marches in an attempt to intimidate others.
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Mary Duncan's Family Tree & Friends

Mary Duncan's Family Tree

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Mary Duncan May 4, 1900 - Mar 1970
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Other Biographies

Other Mary Duncan Biographies

Duncan, Mary Rutherford, Mary (Feb 2, 1910 - Mar 1, 1959) Duncan, Mary Duncan, Mary (1862 - Jul 13, 1949) Duncan, Mary (Jun 30, 1866 - Mar 11, 1947) Duncan, Mary Duncan, Mary (Sep 3, 1825 - Dec 28, 1908) Duncan, Mary (1875 - 1950) Wadsley, Mary Duncan, Mary
Duncan, Mary (1897 - Mar 30, 1940) Duncan, Mary (1890 - 1970) Duncan, Mary (Born 1886) Duncan, Mary (Born 1886) Duncan, Mary (Born 1861) Duncan, Mary (Aug 6, 1929 - May 24, 2012) Duncan, Mary (Dec 28, 1917 - Jan 31, 2010) Duncan, Mary (Aug 7, 1919 - Dec 18, 2004) Duncan, Mary (Mar 9, 1912 - Aug 6, 2004) Duncan, Mary (Apr 5, 1902 - Oct 16, 1986)

Other Duncan Family Biographies

Duncan, Charlie (Born 1875) Duncan, Nettie (Born 1885) Duncan, Barbara Ann (Born Jul 15, 1952) Duncan, Nanzella (Born Feb 26, 1860) Duncan, Lettice (Born Sep 20, 1848) Duncan, Adeline (Born Aug 18, 1822) Duncan, Wilbur Duncan, Clarence Duncan, Matilda Barbara (Born 1900) Duncan, Shirley (Born Apr 8, 1937)
Duncan, Charles (Born 1988) Duncan, Ira Duncan, Grover (Born Sep 20, 1888) Park, Jane (Born Feb 19, 1808) Duncan, Elizabeth (Born 1833) Duncan, Joseph (Born 1867) Duncan, John (Born 1863) Duncan, Elsie Rachel (Born Oct 19, 1884) Duncan, Georgia Maude (Born Mar 8, 1892) Duncan-Ramsey, Ruby (Born 1915)
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