http://web.idirect.com/~hland/sh/title2.html

http://www.mercatormag.com/501hearne.html

http://www.hbc.com/hbc/e_hi/historic_hbc/hearne.htm

• Hearne leaves Prince of Wales Fort (now Churchill) on the south-west shore of Hudson's Bay in December 1770.
• 6 months later, on July 13, 1771, Hearne reaches the Coppermine River.
• 4 days later they arrive at the shore of the Arctic Ocean.
• On return trip, he crosses Great Slave Lake (frozen over).
• He arrives back at Prince of Wales Fort in June 1772.