Sir Douglas Mawson NB By 56hp Dec 2, 1911 left hobart formaqurie island Mawson left on the aurora for maqurie island Dec 3, 1911 Tragedy Rough winds blew some of the supplys of deck (including the cow) Period: Dec 4, 1911 to Dec 7, 1911 rough sailing Dec 11, 1911 Maquire Island reched Maquire Island Period: Dec 11, 1911 to Dec 23, 1911 building comunication system Dec 12, 1911 found ship wrecked crew found ship wrecked crew Dec 31, 1911 pack ice sighted pack ice sighted Jan 7, 1912 reached commenwealth bay reached commenwealth bay Period: Jan 28, 1912 to Feb 1, 1912 rough winds in commenwealth bay Period: Apr 1, 1912 to May 1, 1912 fierce winds