North West Co. fort erected 1804 on left bank of Mackenzie river, 131°W. and 67°27'N. After union of 1821, it was moved by the Hudson's Bay Co. about 100 miles further upstream to the south to Manitou Island near the Ramparts, about 1825. Good Hope was the most northerly post of the North West Co. The fort on Manitou island being destroyed by ice in 1836, the Hudson's Bay Co. rebuilt (1836-39) on the mainland, the present location on right bank. It is shown on Arrowsmith map 1857 (No. 8) and 1854 (No. 77) marked 1839. Also map of Mackenzie river No. 25.