Hudson's Bay Co. fort on Red river, 19 miles from Upper Fort Garry, at St. Andrews. Built 1831-33. Strengthened with loop holes and bastions 1841. Surrounded by massive stone wall with bastions. It was the strongest of the Company's forts, next to Fort Prince of Wales. In 1843 it was the residence of the Governor of Rupert's Land and seat of government. It was often called the Stone Fort and is so named on Arrowsmith map 1850 (No. 100).