A Voyage to Terra Australis; Undertaken for the Purpose of Completing the Discovery of that Vast Country, and Prosecuted in the Years 1801, 1802, and 1803, in His Majesty's Ship the Investigator, and Subsequently in the Armed Vessel Porpoise and Cumberland Schooner. With an Account of the Shipwreck of the Porpoise, Arrival of the Cumberland at Mauritius, and Imprisonment of the Commander During Six Years and a Half in that Island. By Matthew Flinders, Commander of the Investigator. In Two Volumes, with an Atlas