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Helen Hanna 1900 - 1985

Helen Hanna of Oakland, Alameda County, California was born on January 4, 1900, and died at age 85 years old in December 1985.
Helen Hanna
Oakland, Alameda County, California 94611
January 4, 1900
December 1985
Female
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Helen Hanna's History: 1900 - 1985

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  • 01/4
    1900

    Birthday

    January 4, 1900
    Birthdate
    Unknown
    Birthplace
  • 12/dd
    1985

    Death

    December 1985
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    Helen Hanna lived 12 years longer than the average family member when died at the age of 85.
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Did you know?
In 1900, in the year that Helen Hanna 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 1937, Helen was 37 years old when on May 28th, the San Francisco Golden Gate Bridge opened to cars. Taking 5 years to build, the 4,200-foot-long suspension bridge was an engineering marvel of its time - 11 men died during construction. The "international orange" color was chosen because it resisted rust and fading. To the present, it is the symbol of the City that is known throughout the world.
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Helen Hanna's Family Tree & Friends

Helen Hanna's Family Tree

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Friendships

Helen's Friends

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