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Leon Mcmahon 1896 - 1982

Leon Mcmahon of Groveton, Coos County, NH was born on October 29, 1896, and died at age 86 years old in November 1982.
Leon Mcmahon
Groveton, Coos County, NH 03582
October 29, 1896
November 1982
Male
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Leon Mcmahon's History: 1896 - 1982

Uncover new discoveries and connections today by sharing about people & moments from yesterday.
  • 10/29
    1896

    Birthday

    October 29, 1896
    Birthdate
    Unknown
    Birthplace
  • 11/dd
    1982

    Death

    November 1982
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    Leon Mcmahon lived 13 years longer than the average family member when died at the age of 86.
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Did you know?
In 1896, in the year that Leon Mcmahon was born, in April, the first study on global warming due to CO2 - carbon dioxide - in the atmosphere was published by Swedish scientist Svante Arrhenius. Arrhenius concluded that human activity due to the Industrial Revolution would amplify CO2 in the atmosphere, causing a greenhouse effect. His conclusions have been extensively tested in the ensuing 100+ years and are still seen to hold true.
Did you know?
In 1905, when he was just 9 years old, the German born physicist, Albert Einstein, proposed the Special Theory of Relativity: 1) that observers can never detect uniform motion except relative to other objects and that 2) unlike the velocity of massive objects, the speed of light is a constant and is the same for all observers independent of their constant velocity toward or away from the light source. Not such simple concepts that lead to the equation everyone now knows: E = mc2.
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Leon Mcmahon's Family Tree & Friends

Leon Mcmahon's Family Tree

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Friendships

Leon's Friends

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 Followers & Sources
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