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205 Brown County

the strata of rock beneath the soil, which is here limestone.

Martin's Creek, a branch of the East Twin river about seven miles in length entering in town twenty one and range twenty four.

Mauvaise Creek, a stream about nine miles in length running between Benton's and Martin's Creek into the East Twin.

Mud Creek enters the Neenah from the south of the foot of the Little Chute, two and a half miles above La Fontaine.

Muskos, a branch of the Menomonee sometimes called Pine river, which enters near the Big Quinnesec Falls a few miles below the mouth of the Wesacota. It is so low in summer that it is not navigable, except for the smallest canoes; and in some seasons it is almost dry. This indicates a sandy bed and soil.