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Douglas is appointed team physicist to Ernest Shackleton's expedition that aimed to reach the South Pole.
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Douglas is a member of the group that climbs Mount Erebus, an active volcano.
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Douglas reaches the area of the South Magnetic Pole with David Edgeworth and Alistair Mackay
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Aboard the SY Aurora, Douglas leads the Australasian Antarctic Expedition to explore Antarctica, taking his own team of reasearchers and scientists.