For instance:- "Sir James C. Ross crossed Weddel's track in lat.
"The Frozen Pirate"
W. Clark Russell
There we nevertheless encamped, in lat.
"Journal of an Expedition into the Interior of Tropical Australia In Search of a Route from Sydney to the Gulf of Carpentaria (1848) by Lt. Col. Sir Thomas Livingstone Mitchell Kt. D.C.L. (1792-1855) Surveyor-General of New South Wales"
Thomas Mitchell
Its course seemed to be from N. E.; but, following another flat of firm clay, I got again into scrub so thick that I turned eastward towards the river, and travelled along its bank until I encamped in lat.
"Journal of an Expedition into the Interior of Tropical Australia In Search of a Route from Sydney to the Gulf of Carpentaria (1848) by Lt. Col. Sir Thomas Livingstone Mitchell Kt. D.C.L. (1792-1855) Surveyor-General of New South Wales"
Thomas Mitchell