Author Tags: Forts and Fur
Simpson, George. Journal of Occurrences in the Athabasca Department (Champlain Society, for the Hudson Bay Record Society, 1938). Rich, E.E., ed.
Rich, E.E. The Fur Trade in the Northwest to 1857 (Canadian Centenary Series, McClleland & Stewart, 1967).
[BCBW 2004] "Forts and Fur"