Dee ihe na-aga n'ihu na paragraf a - Davis jere ozi dị ka onye isi ndị isi nke ndị na-eme njem Ernest Shackleton nke Antarctic
n'afọ 1908<unk>1909. Ọ bụ onye isi na onye isi nke Douglas Mawson's Australasian Antarctic expedition na 1911-1914.