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 to the Slave Lake resumed. "My people," says Mackenzie, "could not refrain from some expressions of real concern that they were obliged to return without reaching the sea;" but he apparently made no great effort to gratify them.

MACKENZIE'S FIRST VIEW OF THE PACIFIC OCEAN.

Back again to Fort Chipewyan, Mackenzie lost no time in preparing for a second journey of discovery. Embarking on the Peace River, a tributary of the Slave or Athabasca, he followed its course in a south-westerly direction, till he reached the first spurs of the snow-clad Rocky Mountains, whence issued the river under examination. Here the canoe was, of neces