His two companions were dead, his food and supplies had vanished in a crevasse, and Douglas Mawson was still one hundred miles from camp.
On January 17, 1913, alone and near starvation, Mawson, leader of the Australasian Antarctic Expedition, was hauling a sledge to get back to base camp. The dogs were gone. Now Mawson himself plunged through a snow bridge, dangling over an abyss by the sledge harness. A line of poetry gave him the will to
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