Question: Where is the head office of the company that Archibald McDonald was Chief Trader for?
Sentence (from "Samuel Black"): In 1824, he explored the Finlay River and its tributaries in present-day north-central British Columbia, including the Muskwa, Omineca and Stikine for the HBC, his journals later published by the Hudson's Bay Record Society in 1955.
Relevant evidence: No