Joseph Frederick Wallet DesBarres (22 November 1721 – 27 October 1824)[1] was a Canadian cartographer who served in the Seven Years' War, as the aide-de-camp to General James Wolfe.DesBarres, who is seen as having lived through important changes in Nova Scotia's history, is thought to have been born in Basel, Switzerland (although Montbéliard has also been suggested), and was a member of a Huguenot family.[citation needed] Jonathan Binney and DesBarres met the Mi'kmaw chiefs at Arichat, Nova Scotia, in 1761, and concluded a lasting peace.)[4]: 111 DesBarres established an 8,000-acre (3,200 ha) estate at Falmouth, Nova Scotia, known as Castle Frederick, which served as his base of operations from 1764 until he returned to England in 1773."[4]: 115 The survey work was carried out in the summer and in the winter he would retire to Castle Frederick to complete his charts and drawings.In 1774 under direction for the British Admiralty, DesBarres compiled and edited his and many others' charts and maps of eastern North America.