“ Periodically it, overflows, causing wide inundations. The principal tributaries of the Murray are those from New South Wales, including the Edward River, the united streams of the Murrumbidgee and Lachlan, and the Darling or Callewatta. In 1829 Captain Sturt traced the Murrumbidgee River till it debouched into the Murray, which he followed down to Lake Alexandrina, but he was compelled, after great hardships, to return without discovering its mouth. ”