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of Arglite or slate rock on the portage path. It is one and a half miles long, six miles above the Grand Portage, and near the head there is a perpendicular fall in the river of fourteen feet.

Cranberry Lake, a small lake in the east part of Jefferson Co near the middle of town seven range sixteen.

Cranberry River a tributary of Lake Superior from the south eastern thirty miles west from the Detour and fifteen miles east of the mouth of the Bois Brule.

Crawfish River, or West Branch of Rock River, rises near the north west corner of Dodge county where it drains the water of Fox Lake, and runs south into the main branch at Jefferson. "In ascending this branch from its mouth" says Capt. Cram "the minimum depth of water for six miles is believed to be not less than four feet at low stages. About one and a half miles above Aztalan there is a