Ka kammala wannan magana: A tsakiyar shekara ta 1907, an gayyaci David ya shiga aikin Ernest Shackleton na binciken Antarctic
"Nimrod" Expedition, kuma, a watan Disamba, ya sami tallafin gwamnatin Ostiraliya don tafiyar. A wannan watan ya tafi New Zealand tare da Leo Cotton da Douglas Mawson, biyu daga cikin tsoffin ɗalibansa. David yana da kusan shekaru 50 kuma an yi niyyar cewa zai zauna har zuwa Afrilu 1908, amma a kan hanyar zuwa Antarctica a kan ya canza shirinsa kuma ya yanke shawarar zama don tsawon lokacin binciken.