Hudson's Bay Co. post built in 1788 on the west bank of Brunswick lake, Ontario, near the outlet. At the date of union both the North West Co. and the Hudson's Bay Co. operated posts on Brunswick lake. It was named in the schedule annexed to deed of surrender Rupert's land 1869. It appears on the 1894 list and was closed soon after. See Brunswick House and Fort Missinaibi. Brunswick lake was originally called Micabanish lake. Shown on maps No. 24, 137, 101.