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Ralph Cornthwaite 1900 - 1980

Ralph Cornthwaite of Cedar Rapids, Linn County, Iowa was born on December 18, 1900, and died at age 79 years old in August 1980.

Ralph Cornthwaite
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Cedar Rapids, Linn County, Iowa 52404
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December 18, 1900
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August 1980
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Updated: November 8, 2011
Biography ID: 73288559 What's this
Ralph Cornthwaite Ralph Cornthwaite (1900 - 1980)
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Ralph Cornthwaite's History: 1900 - 1980

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  • 12/18
    1900

    Birthday

    December 18, 1900
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  • 08/dd
    1980

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    August 1980
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    Ralph Cornthwaite lived 2 years longer than the average family member when died at the age of 79.
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In 1900, in the year that Ralph Cornthwaite 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 1919, Ralph was 19 years old when on January 6th, President Theodore Roosevelt died. Having gone to bed the previous night after being treated for breathing problems, the ex-President died in his sleep from a clot that had traveled to his lungs. He was 60. After a simple service, Roosevelt was buried on a hillside overlooking Oyster Bay.
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Ralph Cornthwaite's Family Tree & Friends

Ralph Cornthwaite's Family Tree

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Ralph Cornthwaite Dec 18, 1900 - Aug 1980
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Other Biographies

Other Cornthwaite Family Biographies

Cornthwaite, Louisa (Nov 24, 1874 - Sep 1967) Cornthwaite, Schuyler (May 21, 1914 - Mar 4, 2009) Cornthwaite, Ernest (Mar 24, 1884 - Aug 1972) Cornthwaite, Gertrude (Jul 20, 1901 - Nov 6, 1991) Cornthwaite, William (Nov 5, 1902 - Jul 1982) Cornthwaite, Anna (Mar 1, 1892 - Jun 1984) Cornthwaite, Helen (Jul 20, 1917 - Oct 30, 1997) Cornthwaite, Mayme (Dec 31, 1893 - Sep 1982) Cornthwaite, Lucille (Nov 21, 1889 - Mar 1974) Cornthwaite, Delight (Jun 14, 1896 - Dec 1982)
Cornthwaite, Wilma (Feb 25, 1939 - Apr 30, 2004) Cornthwaite, Mabel (Nov 17, 1898 - May 5, 1993) Cornthwaite, David (May 1, 1921 - Nov 1978) Cornthwaite, John (Dec 8, 1891 - Apr 1970) Cornthwaite, Robert (Apr 15, 1883 - Feb 1972) Cornthwaite, David (Mar 30, 1953 - Jul 29, 1999) Cornthwaite, Henrietta (Aug 12, 1899 - Feb 1976) Cornthwaite, John (Sep 16, 1925 - Feb 11, 2009) Cornthwaite, Anita (Sep 10, 1896 - Aug 1967) Cornthwaite, Henrietta (Feb 12, 1899 - Feb 13, 1988)
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