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Friedrich Tietjen
Friedrich Tietjen (1834 – 1895) was a German astronomer.
He was director of the Astronomischen Rechen-Instituts (ARI) from 1874 until his death in 1895.
| 86 Semele | January 4 1866 |
03-10-2013 05:06:04
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The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details


