 Complete the following phrase:   The first European permanent settler in the Mittagong district was William Chalker 17751823 also known as Charker, a former convict transported from England, who arrived in the area on 10 May 1821. He became the Principal Overseer of Government Stock, Chief Constable and Poundkeeper in the Cowpastures. A memorial plaque to Chalker was unveiled in May 1988 as a 