1818–1893
Engineer
1821?–1874
Surveyor, explorer
1841–1934
Engineer, surveyor, geologist, explorer
1816/1817?–1908
Engineer, surveyor, explorer, lecturer
1826/1827?–1890
Gold prospector, goldminer
1832–1884
Goldminer, hotel-keeper
1831–1922
Station manager, newspaper editor, goldminer, public administrator, university professor