Surveyor of Southeast Australia who have mapped out a big part of the continent regardless of the usage of rudimentary devices. After his father’s loss of life, he became a member of the military and offered in the Napoleonic Wars. A whole lot of his measurements had been improvised: for instance, distances were assessed by using trees and shrubs as trigonometric factors. He was raised in an unhealthy family, but nonetheless got a good education. Charles Gwynn was another early explorer of Australia.