CLINTON COUNTY, situated in the central part of Indiana. Area, 432 square miles. Seat of justice, Frankfort. Pop. in 1830, 1,423; in 1840, 7,508; in 1850, 11,869.

CLAY COUNTY, situated in the western part of Indiana. Area, 360 square miles. Seat of justice, Bowling Green. Pop. in 1830, 1,616; in 1840, 5,567; in 1850, 7,947.

CLARKE COUNTY, situated on the southeast boundary of Indiana, on the northwest side of Ohio river. Area, 400 square miles. Face of the country hilly; soil generally productive. Seat of justice, Charleston. Pop. in 1820, 8,079; in 1830, 10,686; in 1840, 14,595, in 1850, 15,828.

CASS COUNTY, situated toward the north part of Indiana, and traversed by Wabash river. Area, 415 square miles. Seat of justice, Logansport. Pop. in 1840, 5,840; in 1850, 10,998.

CARROLL COUNTY, situated toward the northwest part of Indiana, and traversed by the Wabash river. Area, 380 square miles. Seat of justice, Delphi. Pop. in 1830, 1,614; in 1840, 7,819; in 1850, 11,015.

BROWN COUNTY, situated towards the southerly part of Indiana. Area, 310 square miles. Seat of justice, Nashville. Pop. in 1840, 2,364; in 1850, 4,846.

BOONE COUNTY, in the central part of Indiana. Area, 408 square miles. Seat of justice, Lebanon. Pop. 1830, 621; in 1840, 8,121; in 1850, 11,631.

BLACKFORD COUNTY, situated toward the northeast of Indiana, and watered by Salamanic river, a branch of the Wabash. Area, 182 square miles. Seat of justice, Blackford. Pop. in 1840, 1,226; in 1850, 2,860.

BENTON COUNTY, situated on the western boundary of Indiana. Area, 520 square miles. Seat of justice, Oxford. Pop. in 1850, 1,144.

BARTHOLOMEW COUNTY, Ind., situated toward the southeasterly part of the state, and traversed by Driftwood fork of White river and its branches. Area, 480 square miles. Courts are held at Columbus. Pop. in 1830, 5,476; in 1840, 10,042; in 1850, 5,763.