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the west the Crow wing or De Corbeau river, the largest tributary above the St. Peters. Three hundred miles below the mouth of the De Corbeau is the Falls of St. Anthony, where the Mississippi tumbles over a perpendicular ledge of rock eighteen feet. Nine miles below the falls, at the foot of the rapids the St. Peters a very large river comes in, also from the west. Below this the St. Croix, Chippewa, and Wisconsin on the east, and the Iowa and Turkey rivers on the west all very large and important streams contribute to swell the mighty tide of the Mississippi. In this distance is the beautiful expansion of the river called Lake Pepin; and the Maiden's rock and Soaking Mountain adorn the scenery of this interesting portion of the river. At Prairie du Chien the river has attained a width of about half a mile, and continues to increase as it passes towards the ocean. The valley is usually from one and a half to two miles in width

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