50 Srr ALEXANDER MACKENZIE spent in opening trade with the Red-Knife Indians, a new canoe was purchased, and a guide secured. Leroux was left behind to continue the trade and to build a fort if he found it worth while. “We left this place at three this morning, our canoe being deeply laden, as we had embarked some packages that had come in the canoes of M. Leroux. We were saluted on our departure with some vollies of small arms, which we returned.” The limits of previous journeys had now been passed, and they were facing the unknown; Pond’s con- jectures and Indian reports were all Macken- zie had to guide him, and from these he knew that the exit from the lake was at its western end. For four arduous days they coasted along the dangerous north shore, menaced by floating ice and by high winds which rapidly raise a heavy sea in the broad waters of the western part of the lake. The guide proved useless and led them out of their way; his con- duct so enraged the English Chief that he threatened to kill him. At last, on rounding a point on the morning of June 29, they found