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Leonard Yerkes 1880 - 1967

Leonard Yerkes of Wilmington, New Castle County, DE was born on September 11, 1880, and died at age 86 years old in March 1967.
Leonard Yerkes
Wilmington, New Castle County, DE 19801
September 11, 1880
March 1967
Male
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Leonard Yerkes' History: 1880 - 1967

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  • 09/11
    1880

    Birthday

    September 11, 1880
    Birthdate
    Unknown
    Birthplace
  • 03/dd
    1967

    Death

    March 1967
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    Leonard Yerkes lived 10 years longer than the average family member when died at the age of 86.
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Did you know?
In 1880, in the year that Leonard Yerkes was born, on August 14th Cologne Cathedral, in Germany, was finally completed. Construction began in 1248, was halted in 1473, and then begun again in the 1800's - completed after 632 years.
Did you know?
In 1906, Leonard was 26 years old when English biochemist Frederick Hopkins concluded that vitamins are essential to the human body and that a lack of vitamins caused scurvy and rickets. Scurvy and rickets were both huge problems in sailors that were at sea for extended time and the addition of vitamin C, vitamin D, and calcium in their diets helped eradicate the problem.
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Leonard Yerkes' Family Tree & Friends

Leonard Yerkes' Family Tree

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Leonard's Friends

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