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• Aqua-Plano Indians of the Upper Great Lakes, The
  In 1950, archaeological investigations in this area uncovered a site which had been used as a workshop camp by a group of the earliest known people in this part of the Upper Great Lakes basin. Called Aqua-Plano Indians because they migrated from the western plains to fossil beaches of glacial and post-glacial lakes in this region, they appeared about 9,000 years ago following the retreat of the glaciers and the northward movement of plants and...