On that expedition I explored a line of nearly 700 miles of previously unknown country, in a straight line from my starting point.
During my first and second expeditions I had been fortunate in the discovery of large areas of mountain country, permanently watered and beautifully grassed, and, as spaces of enormous extent still remained to be explored, I decided to continue in the field, provided I could secure the use of camels.

These volumes will contain the narratives of my public explorations.

In the preface to this work I have given an outline of the physical and colonial divisions of Australia, so that my reader may eventually follow me, albeit in imagination only, to the starting points of my journeys, and into the field of my labours also..