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Ursula B. Marvin
American geologist, mineralogist and historian of science (1921-2018).
Born August 20th, 1921 in Bradford. [ref]
Died February 12th, 2018 at 96 years old in Concord. [ref]
Occupations
astronomer, astrophysicist, geologist, historian of science, mineralogist, university teacher, writer
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The great thing about getting older is that you don't lose all the other ages you've been. Madeleine L'Engle