Counting the stars : the story of katherine johnson, nasa mathematician
Before John Glenn orbited the Earth or astronauts walked on the moon, a group of dedicated female mathematicians known as "human computers" used their knowledge, pencils, adding machines, and writing paper to calculate the orbital mechanics needed to launch spacecraft. Katherine Johnson wa...
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| Format: | EVIDEO |
| Other Format: | EAUDIO EBOOK |
| Language: | ENGLISH |
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Dreamscape Media, LLC
2019
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