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November 10, 2011 11:24 am PST
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/XZ01kLbeJkw/antique-photos-from-optical-te.html
Antique photos from optical telescopes
The Pisgah Astronomical Research Institute (PARI) is home to the Astronomic Photographic Data Archive (APDA), a collection of photographic plates taken by optical telescopes from the mid-19th century through the late-20th century. Some of these plates are the only existing documentation of astronomic features that are no longer there. All of them represent shots of [...]Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/XZ01kLbeJkw/antique-photos-from-optical-te.html
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