Kammala wannan jumla: A lokacin da Rear-Admiral A Mostyn Field ya zama Hydrographer ga Admiralty Board, Ofishin Hydrographic ya ba da kayan aiki ga
Nimrod Expedition na Binciken Antarctic na Burtaniya wanda Ernest Shackleton ya jagoranta a cikin 1907. Bayan RMS "Titanic" a cikin 1912, an kafa yarjejeniyar Tsaro na Rayuwa a Tekun (SOLAS), da kuma gabatar da rahotanni da hasashen kankara. A lokacin Yaƙin Duniya na I, yayin da Rear-Admiral Sir John F Parry ya kasance Hydrographer na Navy, Ofishin Hydrographic ya samar da sabbin taswira da kayayyaki da yawa don tallafawa Royal Navy.