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Category:Amateur_astronomers?oldid=607589611
Category:Amateur_astronomers?oldid=607589611
http://en.wikipedia.org/wiki/Category:Amateur_astronomers?oldid=607589611
Amateur astronomers
wasDerivedFrom
Category:Amateur_astronomers?oldid=607589611
http://en.wikipedia.org/wiki/Category:Amateur_astronomers?oldid=607589611