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Irvin Mckeefry 1897 - 1971

Irvin Mckeefry of Appleton, Outagamie County, Wisconsin was born on April 26, 1897, and died at age 73 years old in January 1971.
Irvin Mckeefry
Appleton, Outagamie County, Wisconsin 54911
April 26, 1897
January 1971
Male
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Irvin Mckeefry's History: 1897 - 1971

Uncover new discoveries and connections today by sharing about people & moments from yesterday.
  • 04/26
    1897

    Birthday

    April 26, 1897
    Birthdate
    Unknown
    Birthplace
  • 01/dd
    1971

    Death

    January 1971
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    Irvin Mckeefry lived 1 year longer than the average family member when died at the age of 73.
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Did you know?
In 1897, in the year that Irvin Mckeefry was born, in the January 22nd issue of "Engineering", the word "computer" was first used to refer to a mechanical calculation device. Previously - since the 17th century - the term computer meant "one who computes" and referred to human beings who worked with numbers.
Did you know?
In 1905, by the time he was merely 8 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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Irvin Mckeefry's Family Tree & Friends

Irvin Mckeefry's Family Tree

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Friendships

Irvin's Friends

Friends of Irvin Friends can be as close as family. Add Irvin's family friends, and his friends from childhood through adulthood.
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 Followers & Sources
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