The Sydney Gazette and New South Wales Advertiser (NSW : 1803 - 1842), 18 August 1805, page 1
http://nla.gov.au/nla.news-article626876
All articles from this newspaper: The Sydney Gazette and New South Wales Advertiser (NSW : 1803 - 1842)
http://www.tribejoyce.com/william-joyce-sheep-sale-toongabbee-1805/