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Mary Hennes 1900 - 1996

Mary Hennes of Brooklyn, Kings County, NY was born on October 19, 1900, and died at age 96 years old on December 29, 1996.

Mary Hennes

Brooklyn, Kings County, NY 11216

October 19, 1900

December 29, 1996

Female

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Mary Hennes Mary Hennes (1900 - 1996)

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Mary Hennes' History: 1900 - 1996

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10/19

1900

Birthday

October 19, 1900

Birthdate

Unknown

Birthplace

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12/29

1996

Death

December 29, 1996

Death date

Unknown
Cause of death

Unknown
Death location

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Did you know?

Mary Hennes lived 22 years longer than the average family member when died at the age of 96.

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Mary Hennes lived 22 years longer than the average family member when died at the age of 96.

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Did you know?

In 1900, in the year that Mary Hennes 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 1924, she was 24 years old when J. Edgar Hoover, at the age of 29, was appointed the sixth director of the Bureau of Investigation by Calvin Coolidge (which later became the Federal Bureau of Investigation). The Bureau had approximately 650 employees, including 441 Special Agents. A former employee of the Justice Department, Hoover accepted his new position on the proviso that the bureau was to be completely divorced from politics and that the director report only to the attorney general.

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