Mawson's Transit Hut or Astronomical Observatory was constructed by the 1911-1914 Australian Antarctic expedition led by Sir Douglas Mawson. It was erected at Cape Denison, which is on the coast of Antarctica due south of the Australian island of Tasmania.It was used to record star positions to help establish the exact latitute and longitude of the area. It was built in May 1913 but has been almost destroyed by the relentless wind and driving snow and ice. Modelled by Peter Olsen, Brighton-le-Sands, Sydney, Australia.
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