1900 census of Mingo Co., West Virginia, Stafford district, enumerated 21 June, lists on p. 9B as family #160:
Cline, Sherman, 22, b. Apr 1878, WVa Va Va; Peggy, wife, 20, b. 1880, WVa Va Va, married 3 years, mother of 1 child, 0 living; Clementine, mother-in-law, 40, b. 1860, widowed, mother of 1 child, 1 living.

Clemmie was not really widowed, but divorced.

She is also listed with Sherman and Peggie in 1910, as Clemmie Bailey, mother-in-law, first marriage, married 2 years, mother of 1 child, 1 living. Although she is recorded as married, it probably means that her first marriage lasted 2 years.

McDowell Co., West Virginia marriages record Harv Bailey, age 20, born in McDowell Co., W. Va., son of Harvy and Nancy Bailey, married on 6 March 1879 to Clemma Cline, age 18, born in McDowell Co., W.Va., daughter of Thomas and Rhoda Cline.

1880 census of McDowell Co., West Virginia, Sandy River district, enumerated 28 June, lists on p. 16 as family #121/127:
Bailey, Harvy, 21, farmer, b. Va Va Va; Clemma, 20, wife, b. Va Va Va; Margaret, dau, 4/12, b. Feb, WVa Va Va.