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Studies Astronomy at the Yerkes Observatory (1 sept. 1914 – 10 mai 1917)

Description:

Earns a Doctorate from the University of Chicago

Ajouté au bande de temps:

Henrietta Leavitt

ByShawn Cunning

2 oct. 2018

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494

Date:

1 sept. 1914

10 mai 1917

~ 2 years and 8 months

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