This is not intended to be a complete family group. I am entering Peter (and his parents and son Daniel) only to document the cousin relationship between Seward Cline (son of Nota Cline, dau of Joseph) and his wife Esme Cline (dau of Oscar Cline, son of Daniel.)

1850 census of Putnam Co., Indiana, Cloverdale township, enumerated 4 Sep, lists on p. 20 as family #103:
Peter Cline, 35, farmer, b. Tenn; Mary, 33, b. Va; Richard, 11; Margaret, 9; Joel, 7; Nancy J., 4; Evan, 1. All children born in Indiana.

1860 census of Putnam Co., Indiana, Cloverdale township, enumerated 5 June, lists on p. 15 as family #103:
Peter Cline, 44, farmer, b. Tenn; Mary, 42, b. Va; Richard, 20; Margret, 17; Joel, 15; Nancy J., 13; Evin, 11; Daniel, 9; Anderson, 7; Eliza E., 3. All children born in Indiana.

The preceding household is Peter’s brother Nicholas, and the following household is his brother Daniel.

1870 census of Putnam Co., Indiana, Cloverdale township, enumerated 14 June, lists on p. 24 as family #171:
Cline, Peter, farmer, 55, b. Tenn; Mary, 55, b. Va; Richard, 27; Iven B., 21; Daniel W., 18; Andrew, 15; Eliza E., 14. Richard through Eliza born in Indiana.

1880 census of Putnam Co., Indiana, Cloverdale township, enumerated 9 June, lists on p. 11 as family #107:
Cline, Peter, 64, farmer, b. Tenn Va Va; Mary, 60, wife, b. Va Va Va; Anderson, 26, son, b. Ind Tenn Va; Hood, Mary, 12, granddau, b. Ind Ind Ind; Cline, Joseph, 35, son, b. Ind Tenn Va.

Joseph must be the son listed in 1850 and 1860 as Joel.