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Margaret Mann 1900 - 1981

Margaret Mann of Boston, Suffolk County, MA was born on August 28, 1900, and died at age 81 years old in November 1981.
Margaret Mann
Boston, Suffolk County, MA 02127
August 28, 1900
November 1981
Female
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Margaret Mann's History: 1900 - 1981

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  • 08/28
    1900

    Birthday

    August 28, 1900
    Birthdate
    Unknown
    Birthplace
  • 11/dd
    1981

    Death

    November 1981
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    Margaret Mann lived 8 years longer than the average family member when died at the age of 81.
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Did you know?
In 1900, in the year that Margaret Mann 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 1945, Margaret was 45 years old when on May 7th, the Supreme Court ruled in the case of Jewell Ridge Coal Corp. v. United Mine Workers of America. The Court ruled that the underground travel time of coal miners was compensable work time under the Fair Labor Standards Act.
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Margaret Mann's Family Tree & Friends

Margaret Mann's Family Tree

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Margaret's Friends

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Other Biographies

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