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Preliminary Assessment: Unidentified Aerial Phenomena [pdf]

17 pointsby lukeplatoalmost 4 years ago

1 comment

diplodocusauralmost 4 years ago

dupe <a href="https://news.ycombinator.com/item?id=27635934" rel="nofollow">https://news.ycombinator.com/item?id=27635934</a>

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