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18 de maio de 2012
The 130-Year-Old Washburn Telescope Gets Its First Maintenance in Forever [Telescopes]
The 130-Year-Old Washburn Telescope Gets Its First Maintenance in Forever [Telescopes]
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The Washburn Observatory at the University of Wisconsin-Madison has been the school's scientific centerpiece since its commissioning in 1881. The same year which, coincidentally, was the last time anybody bothered to clean the optics.
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