EARLY EXPLORERS IN AUSTRALIA
http://www.gutenberg.net.au/ebooks03/0301141h.html#ach6
“In 1817 Governor Macquarie ordered Lieutenant Oxley, the Surveyor-General, to trace the courses of the two rivers, the Lachlan and the Macquarie, and to ‘ascertain their final termination.’ In company with Oxley, there went on this expedition Evans; Fraser, to collect plants for Lord Bathurst; Parr, who acted as mineralogist to the party; and Allan Cunningham.”