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John Mcclenaghan 1905 - 1980

John Mcclenaghan of Lansdowne, Delaware County, PA was born on July 12, 1905, and died at age 75 years old in October 1980.
Lansdowne, Delaware County, PA 19050
July 12, 1905
October 1980
Male
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John Mcclenaghan's History: 1905 - 1980

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  • 07/12
    1905

    Birthday

    July 12, 1905
    Birthdate
    Unknown
    Birthplace
  • 10/dd
    1980

    Death

    October 1980
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    John Mcclenaghan lived 1 year longer than the average family member when died at the age of 75.
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Did you know?
In 1905, in the year that John Mcclenaghan was born, 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.
Did you know?
In 1915, he was only 10 years old when in April, the Ottoman Empire rounded up, arrested, and deported 235 to 270 Armenian intellectuals and community leaders in Turkey. As their actions continued through the next several years, an estimated 600,000 to 1 million Armenians were killed by Turkish soldiers.
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John Mcclenaghan's Family Tree & Friends

John Mcclenaghan's Family Tree

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