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Helps design the Hale Telescope on Mount Palomar in California (22 gen 1941 anni – 30 apr 1948 anni)

Aggiunto al nastro di tempo:

Henrietta Leavitt

ByShawn Cunning

2 ott 2018

0

0

499

Data:

22 gen 1941 anni

30 apr 1948 anni

~ 7 years and 3 months

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