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John Grzywna 1896 - 1970

John Grzywna of Northampton, Hampshire County, MA was born on April 13, 1896, and died at age 74 years old in September 1970.
John Grzywna
Northampton, Hampshire County, MA 01060
April 13, 1896
September 1970
Male
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John Grzywna's History: 1896 - 1970

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  • 04/13
    1896

    Birthday

    April 13, 1896
    Birthdate
    Unknown
    Birthplace
  • 09/dd
    1970

    Death

    September 1970
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    John Grzywna lived 4 years longer than the average family member when died at the age of 74.
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Did you know?
In 1896, in the year that John Grzywna 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 1908, by the time he was only 12 years old, a 7.1 earthquake and the resulting tsunami killed 70,000 to 100,000 people in southern Italy and Sicily. The earthquake, lasting 30 to 40 seconds, occurred in the Strait of Messina which was between the region of Calabria (at the "toe" of Italy) and the island of Sicily and destruction from it occurred in a 186 mile radius. It was the most destructive earthquake ever to hit Europe.
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John Grzywna's Family Tree & Friends

John Grzywna's Family Tree

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John's Friends

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