Tycho And Kepler
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| Google books | books.google.com |
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| Originally published | March 2002 |
| Authors | Kitty Ferguson |
| Genres | Biography |
| Date of Reg. | |
| Date of Upd. | |
| ID | 3064948 |
About Tycho And Kepler
On his deathbed in 1601, the greatest naked-eye astronomer, Tycho Brahe, told his young colleague, Johannes Kepler, "Let me not have lived in vain. " . . .