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Orroral Observatory - ACT
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10-06-2016, 01:32 PM
deanm
(Dean)
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Location: Adelaide
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Orroral Observatory - ACT
http://www.abc.net.au/news/2016-06-1...gister/7499384
"The Orroral Observatory was highly functional, it enabled the measurements of the Earth's shape within millimetres of accuracy."
Dean
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