1828-31. Captain Sturt traces the Darling and the Murray.
1829-33. Ross attempts the North-West Passage; discovers Boothia Felix.
1830. Royal Geographical Society founded, and next year united with
the African Association.
1831-35. Schomburgk explores Guiana.
1831. Captain Biscoe discovers Enderby Land.
1833. Back discovers Great Fish River.
1835-49. Junghuhn explores Java.
1837. T. Simpson coasts along the north mainland of North America
1277 miles.
1838-40. Wood explores the sources of the Oxus.
1838-40. Dumont d'Urvilie discovers Louis-Philippe Land and Adelie Land.
1839. Balleny discovers his island.
1839. Count Strzelecki discovers Gipps' Land.
1840. Captain Sturt travels in Central Australia.
1840-42. James Ross reaches 78.10 deg. S.; discovers Victoria Land, and
the volcanoes Erebus and Terror.
1841. Eyre traverses south of Western Australia.
1842-62. E. F. Jomard's _Monuments de la Geographie_ published.
1843-47. Count Castelnau traces the source of the Paraguay.
1844. Leichhardt explores Southern Australia.
1845. Huc explores Tibet.
1845. Petermann's _Mittheilungen_ first published.
1845-47. Franklin's last voyage.
1846. First edition of K. v. Spruner's _Historische Handatlas_.
1847. J. Rae connects Hudson's Bay with east coast of Boothia.
1848. Leichhardt attempts to traverse Australia, and disappears.
1849-56. Livingstone traces the Zambesi and crosses South Africa.
1850-54. M'Clure succeeds in the North-West Passage.
1850-55. Barth explores the Soudan.
1853. Dr. Kane explores Smith's Sound.
1854. Rae hears news of the Franklin expedition from the Eskimo.
1854-65. Faidherbe explores Senegambia.
1856-57. The brothers Schlagintweit cross the Himalayas, Tibet, and
Kuen Lun.
1856-59. Du Chaillu travels in Central Africa.
1857-59. M'Clintock discovers remains of the Franklin expedition, and
explores King William Land.
1858. Burton and Speke discover Lake Tanganyika, and Speke sees
Lake Victoria Nyanza.
1858-64. Livingstone traces Lake Nyassa.
1859. Valikhanoft reaches Kashgar.
1860. Burke travels from Victoria to Carpentaria.
1860. Grant and Speke, returning from Lake Victoria Nyanza, meet
Baker coming up the Nile.
1861-62. M'Douall Stuart traverses