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Robert Roby 1900 - 1972

Robert Roby of Marietta, Washington County, Ohio was born on April 1, 1900, and died at age 71 years old in March 1972.
Robert Roby
Marietta, Washington County, Ohio 45750
April 1, 1900
March 1972
Male
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Robert Roby's History: 1900 - 1972

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  • 04/1
    1900

    Birthday

    April 1, 1900
    Birthdate
    Unknown
    Birthplace
  • 03/dd
    1972

    Death

    March 1972
    Death date
    Unknown
    Cause of death
    Unknown
    Death location
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  • Did you know?
    Robert Roby lived 1 years shorter than the average family member when died at the age of 71.
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Did you know?
In 1900, in the year that Robert Roby 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 1944, Robert was 44 years old when on June 6th, the largest amphibious invasion in history was launched - the Normandy landing (called D-Day). Soldiers from the United States, Britain, Canada, and the Free French landed on Normandy Beach and were later joined by Poland, Belgium, Czechoslovakia, Greece, and the Netherlands. Almost 5,000 landing and assault craft, 289 escort vessels, and 277 minesweepers were involved. Nearly 160,000 troops crossed the English Channel on D-Day - Allied casualties on the first day were at least 10,000. 4,414 were confirmed dead.
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Robert Roby's Family Tree & Friends

Robert Roby's Family Tree

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