A collection of primary sources related to the Northwest region and the state of Illinois, edited by Charles Philippe Aubry and Robert Cavelier La Salle. Key documents include treaties, official correspondence, and personal accounts of explorers and settlers. This book offers invaluable insights into the history and culture of this important region of the United States.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

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