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Ralph Ritsema 1896 - 1972

Ralph Ritsema of Kalamazoo, Kalamazoo County, Michigan was born on May 7, 1896, and died at age 76 years old in July 1972.
Ralph Ritsema
Kalamazoo, Kalamazoo County, Michigan 49009
May 7, 1896
July 1972
Male
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Ralph Ritsema's History: 1896 - 1972

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  • 05/7
    1896

    Birthday

    May 7, 1896
    Birthdate
    Unknown
    Birthplace
  • 07/dd
    1972

    Death

    July 1972
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    Ralph Ritsema lived 1 year longer than the average family member when died at the age of 76.
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Did you know?
In 1896, in the year that Ralph Ritsema 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 1904, at the age of merely 8 years old, Ralph was alive when the "Teddy's Bear" was first produced. After seeing a political cartoon of President Teddy Roosevelt refusing to kill a clubbed and tied up bear, Jewish Russian immigrant Morris Michtom - who owned a candy shop and sold stuffed animals that he and his wife made at night at the store - made a "Teddy's Bear" and put it in his shop's window. The stuffed bears were an immediate success and Michtom and his wife went on to found the Ideal Novelty and Toy Co.
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Ralph Ritsema's Family Tree & Friends

Ralph Ritsema's Family Tree

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Friendships

Ralph's Friends

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 Followers & Sources

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