<prompt> Tlatša polelo ye e latelago: Nakong ya ge Rear-Admiral A Mostyn Field e le Hydrographer go Admiralty Board, Ofisi ya Hydrographic e adimile didirišwa go  <response>: Leeto la Nimrod la Leeto la Brithania la Antarctic leo le bego le eteletšwe pele ke Ernest Shackleton ka 1907. Ka morago ga sekepe sa RMS Titanic ka 1912, go ile gwa hlongwa molao wa Safety of Life at Sea SOLAS, gotee le go tsebišwa ga dipego tša lehlwa le go bolela e sa le pele. Nakong ya Ntwa ya I ya Lefase, ge Rear-Admiral Sir John F Parry e be e le Hydrographer ya Navy, Ofisi ya Hydrographic e ile ya tšweletša ditšhate tše dintši tše difsa le ditšweletšwa tša go thekga Royal Navy. 