Summary Narrative of an Exploratory Expedition to the Sources of the Mississippi River, in 1820 Resumed and Completed, by the Discovery of its Origin in Itasca Lake, in 1832

CHAPTER XXII.

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Ascent of the Mississippi above Queen Anne's Lake--Reach the primary forks of the river--Ascend the left-hand, or minor branch--Lake Irving--Lake Marquette--Lake La Salle--Lake Plantagenet--Encamp at the Naiwa rapids at the base of the Height of Land, or Itasca Summit 231