p. 807

67-

On the east side, the shore presents a remarkable feature for an extent of fifteen miles, in a wall [of] composed of rocks laid together as if placed there by the hand of art. A similar wall pertains to portions of the western shore, but with less continuity than is observed on the east side. The wall generally rises about five feet above, and extends into the lake under the water for some hundreds of feet. Above the wall on the east side, there immediately succeeds a table of excellent land covered with a growth of heavy timber; and still further back, the ground rises into a high ridge, in which limestone and sandrocks are found in great abundance. On approaching the southern [part] extremity of the lake, however, the stone and timber disappear, and the land becomes a rich grass prairie, coming quite to the waters edge." (Cram)- A pier has been built by the General Government at the town of Clifton on the northern shore of this Lake. Capt. Cram states that the surface of Lake Winnebago will be found to be about one hundred and sixty feet above the level

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