1815—Cox finished a road over the Blue Mountains
1817—L. de Freycinet, in L'URANIE, touched at Sydney and Shark's Bay.
1817-20—Captain Phillip P. King, with Allan Cunningham, botanist, in the cutter MERMAID; survey of the Australian coasts.
1817—Messrs. Meehan and Hume; discovered Lake George, Lake Bathurst, and Goulburn Plains.
1817-19—John Oxley, Surveyor-General of New South Wales; Lachlan and Macquarie expeditions.
1819—Surveyor-General Oxley, accompanied by Messrs. Meehan and Hume to Jarvis Bay.
1819—Captain Sutherland, on a sailing voyage, visited Port Lincoln.
1820—Captain Stewart sent by Governor Macquarie with a small party in a boat to search for a passage supposed to exist between Lake Bathurst and the sea. He lost his boat in Twofold Bay, and on endeavouring to reach Sydney overland was cut off by the natives.
1821-22—Captain Phillip P. King, in the BATHURST; continues the survey.
1822—Messrs. Lawson and Scott attempted to reach Liverpool Plains; discover the Goulburn River.