Knox.—The Wabash on the west side,—White river south,—the West Fork of White river east,—and Maria and Duchain creeks, interior. Surface undulating; soil, somewhat various,—a rich loam in places,—sandy in other places;—some tracts of prairie, but timber predominates.
Lagrange.—Watered by Pigeon and Crooked rivers. Surface, gently rolling; northern part extensive prairies; southern portion chiefly forest; soil, loam and sand.
La Porte.—Watered by the Kankakee, Galena, and Trail creek, at the mouth of which is Michigan city, and a harbor for lake Michigan commerce. Surface, gently undulating; abounds with large, rich prairies, with groves of timber, and lakes of clear water interspersed; soil, a sandy loam, rich and productive.
Lawrence.—Watered by Salt, Indian, Guthrie's, Beaver, and Leatherwood creeks, and excellent springs. Surface, generally hilly,—some level lands;—soil, on the water courses, sandy,—back from the streams, loam and clay. Abounds with limestone.
Madison.—The West Fork of White river is navigable. The other streams are Killbuck, Pipe, Lick and Fall creeks. Surface, generally level, with some broken land near the streams; timbered, with a wet prairie, 7 miles long and three fourths of a mile wide; soil, sand, mixed with clay and loam,—productive. Minerals; lime and freestone, marble that polishes well, and some traces of iron ore.
Marion.—West Fork of White river passes through it, on which is situated Indianopolis, the capital of the State. Fall creek is an excellent mill stream. Surface, chiefly level forest land; soil, a deep black loam, with a mixture of sand. Large granite bowlders are scattered over the surface.
Martin.—The East Fork of White river passes through it, and receives Lost river from the left, and Indian and Flint creeks from the right. Surface, on the east side of White river, broken and hilly; soil, clay and loam; on the west side, level, or gently undulating, with portions of barrens and prairie land; soil, clay and loam, mixed with sand. Minerals; coal in large quantities, lime, sand and freestone.
Miami.—The Wabash and Eel rivers pass through it, and the Missisinawa comes from the east, and enters the Wabash about the centre of the county. The Wabash and Erie canal passes through it. Surface, gently undulating and beautiful,—chiefly forest, and interspersed with small prairies; soil, the richest in the State, of loam, clay and sand intermixed.
Monroe.—Streams; Salt, Clear, Indian, Raccoon, Richland, and Bean-blossom creeks,—pure springs. Surface, hilly and undulating; soil, second rate. Minerals; limestone rock, salt licks, with manufactories of salt.
Montgomery.—The heads of Shawnee and Coal creeks in the north-west,—Sugar creek in the centre,—and Big Raccoon on the southeastern part. Surface, gently undulating; the northern portion prairie, interspersed with groves, with a rich soil of black loam, mixed with sand,—the middle and southern portions timbered. Excellent quarries of rock in the middle,—granite bowlders in the northern parts.