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Stephen Donko 1900 - 1975

Stephen Donko of East Chicago, Lake County, Indiana was born on August 16, 1900, and died at age 75 years old in October 1975.
Stephen Donko
East Chicago, Lake County, Indiana 46312
August 16, 1900
October 1975
Male
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Stephen Donko's History: 1900 - 1975

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  • 08/16
    1900

    Birthday

    August 16, 1900
    Birthdate
    Unknown
    Birthplace
  • 10/dd
    1975

    Death

    October 1975
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    Stephen Donko lived 4 years longer than the average family member when died at the age of 75.
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Did you know?
In 1900, in the year that Stephen Donko was born, the German physicist Max Planck formulated an energy theory, postulating the existence of "quanta," which lays the groundwork for the quantum theory of modern physics. In December, he introduced a paper on the Planck postulate which stated that E=hv - the energy of a photon is proportional to its frequency times a constant. Planck won a Nobel Prize in 1918 for his work in theoretical Physics.
Did you know?
In 1919, he was 19 years old when in Norfolk Virginia, the first rotary dial telephones were introduced by the American Telephone and Telegraph Company (AT&T), making it easier to make a call without an operator.
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Stephen Donko's Family Tree & Friends

Stephen Donko's Family Tree

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Stephen's Friends

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